Ppt on earth day

Ch. 28 – The Sun-Earth-Moon System

west direction as a result of Earth’s rotation (Coriolis effect). Video The Earth’s axis is tilted at 23.5°. The length of day as we observe it is a little longer than the time it takes Earth to rotate once on its axis. 365 days a year Leap year to compensate/Moon. From one full moon to the next is called a lunar month  29.5 days. The Moon takes 27.3 days to orbit the Earth. Why the difference? Fig. 28-20 (Pg. 764) Because the Earth’s position (angle) with the Sun has changed, thus the Moon has to travel 2./

Chapter: The Sun-Earth-Moon System

comes into view again the next morning. One complete rotation takes about 24 h, or one day. Earth completes about 365 rotations during its one year journey around the Sun. Earth 1 Magnetic Field Scientists hypothesize that the movement of material inside Earth’s core, along with Earth’s rotation generates a magnetic field. This magnetic field is much like that of a bar magnet/

The Effects of the Rotation of the Earth

to the South Pole. Earth’s axis is tilted 23.5° Earth’s Axis Earth’s Rotation: Every 24 hours, Earth rotates, or turns around its axis. One complete turn of Earth is called a rotation = 1 day. Earth’s Rotation: Earth’s rotation is what causes day and night. Planet Revolution Rotation Mercury 88 days 58 days Venus 224 days 243 days Earth 365 days 24 hours Mars 687 days 24.6 hours Jupiter 12/

Planet Earth Part Two: Our Solar System

Facts Mercury is the closest planet to the Sun. Mercury rotates the Sun in only 88 days. Mercury rotates very slowly on its axis with one day taking 58 Earth days. During the day, the average temperature on Mercury is 800 degrees Fahrenheit. During the night, the average temperature /at the surface of Venus is 92 times that of the Earth. One day on Venus is equal to 243 days on Earth, while its one year is equal to 224.7 days on Earth. Just like Earth, the interior of Venus is composed of a central iron core/

Young Earth and Scientific Creationism in the U.S.A. Its History and Influence in Christianity and the Understanding of Science in the U.S.A. © Christopher.

: 0-89051-411-9 However: [Regarding light from distant stars] How, then, could the stars serve as signs and seasons on the earth if these stars were created on the fourth day of creation and man created on the sixth day? Would man have to wait many millions of years before he could see the stars? When God created the stars, He also/


The length of daylight during each season is determined by the relationship of Earths shadow to the tilt of the axis. At the equinoxes, the shadow is perpendicular to the latitudes, and day and night are of equal length everywhere. At the summer solstice, /have the same date. As the Moon moves in its orbit around Earth, it must revolve a greater distance to bring the same part to face Earth. The additional turning requires about 2.2 days, making the synodic month longer than the sidereal month. Monthly time/

Earth’s Moon Chapter 25.2.

: 27% or 1/3 or 1/4 of Earth (~4 moons would fit across Earth) Near side = side ALWAYS facing Earth (Moon spins so slowly) Far side = side NEVER facing Earth. Rotation (day): Time to spin 360 on its axis = 27.3 days The moon rotates at the same rate as it /darker regions form? 5a. Draw in the tidal bulge to show how the moon’s gravity affects Earth’s water. 5b. How many high tides a day? 5c. What causes tides? M Earth 6. Which choice best describes temperatures on the moon? a. Very hot all the time b./

Patrick Zukeran Pacific Apologetics Center Bible Institute of Hawaii

over the face of the deep…” Gen 1:3 - “Let there be….” (Asah) Old Earth Creation (Progressive) Genesis Creation Account “Days” in Gen. 1-3 used in several different ways. “Day” (yom) can refer to an extended period of time. Archer and Geisler also point out/names the animals Adam feels lonely Adam’s response to seeing Eve “at last!” (Happa’am) Old Earth Creation (Progressive) Genesis Creation Account The 7th day 7th day does not state, “evening and morning” Hebrews 4:1-11 Hebrews 4:1-11 Therefore, since the /

The Earth-Moon-Sun System

precession, which is the slight movement, over a period of 26,000 years, of Earth’s axis Rotation The main results of Earth’s rotation are day and night Earth’s rotation has become a standard method of measuring time because it is so dependable and/ position in the sky every 24 sidereal hours Usually, an observatory will begin its sidereal day when the position of the spring equinox is directly overhead Revolution Earth revolves around the sun in an elliptical orbit at an average speed of 107,000 kilometers/


JUNE 21ST DEC 21ST SEPT 21ST June 21-__________________________________________   Sept. 21-__________________________________________    Dec. 21-__________________________________________ March 21-_________________________________________ SUMMER SOLSTICE, 1ST DAY OF SUMMER, NORTH POLE 24 HRS DAY, LONGEST DAY, DIRECT SUN RAYS. 53. State one reason that Earth has seasons. ________________________________________ 54. How much time would take it to go from position D & return to position D? 55. Which season/

Earth’s Motion Days and Years.

measure time? Sunrise to sunset? Has the earth’s rotational speed been constant throughout geologic time? Solar day is 24 hours (4.5 by ago the Earth day was 6 hours and 620 my ago it was 21.9 hours) Note: the Earth is slowing down by roughly 1.7 /1 hour or 15 degrees longitude. Different parts of the world experience different times of day as the Earth rotates. TIME ZONES which can be used to calculate the time of day in any given part of the world. Sidereal Period Sidereal Period: The orbital period/


planet has a different number of hours in one of its days. One Earth day = 24 hours. The Earth rotates on its axis from WEST to EAST The Earth rotates on its axis from WEST to EAST. It takes 24 hours for the Earth to make one complete rotation on its axis. E W It/Space Age The launch of Sputnik was the beginning of the Space Age. The Gemini 7 space capsule took two astronauts on a 14-day orbit around Earth. size of a beach ball “That’s one small step for man, and one giant leap for mankind “That’s one small /

Transformation of Earth

366.26 times it rotates about its axis. This length of time is a sidereal year, which is equal to 365,26 solar days. The Earths axis of rotation is tilted 23,4° away from the perpendicular to its orbital plane, producing seasonal variations on the planets surface with /. And the sons of men went and they served other gods, and they forgot the Lord who had created them in the earth: and in those days the sons of men made images of brass and iron, wood and stone, and they bowed down and served them. Every man/

Which statement concerning the diagram is probably true? The diagram below represents the path of the Earth’s orbit around the sun compared to the.

the Sun from sunrise to sunset at Buffalo on May 21. Earth’s rate of rotation is approximately (1) 1° per day (3) 180° per day (2) 15° per day (4) 360° per day Earth’s rate of revolution is approximately (1) 1° per day (3) 180° per day (2) 15° per day (4) 360° per day On which day were shadows the longest? (1) Dec. 21 (3) June 21 The/

In the beginning God created The Heaven and the earth _______________Heaven____________________ _________________Earth____________________ And the Earth.

be Lights in the firmament of Heaven to give light in firmament and to give light upon the earth. And let them be for signs, seasons, days and years DAY 5 God said let the waters bring forth abundantly fowls to fly… and moving creatures with life /the heaven be gathered…and God called the dry land, Earth and the gathering of waters Sea.. Day 3, Thus the Laver, Sea, and Courtyard, Earth, of Creation’s Sanctuary were made or setup. And God said let the earth bring forth grass, the herb bearing seeds and fruit /

Does it Really Matter Whether the Earth is Old or Young? So what if the earth is billions of years old? What’s the big deal?

, when did God quit lying and start telling the truth? Historical Ideas About the Age of the Earth Ancient Greeks such as Aristotle: Earth is extremely old, may have existed forever. Genesis: Earth is young. 1200s - Thomas Aquinas reverts to Aristotelian logic and old earth. 1700s - Buffon proposes days of Genesis as extended periods of time. Cuvier proposes multiple global catastrophes over millions of years/

When Christ Returns. As Christians, we long for the day when Christ returns.

give power to my two witnesses, and they will prophesy for 1,260 days, clothed in sackcloth." These are the two olive trees and the two lampstands that stand before the Lord of the earth. Revelation 11:5-6 The Two Witnesses If anyone tries to harm them,/sending each other gifts, because these two prophets had tormented those who live on the earth. Revelation 11:10-12 The Death of the Two Witnesses But after the three and a half days a breath of life from God entered them, and they stood on their feet, and/

Biblical THEORIES of Creation:. 1.Literal Days of Recent Creation: This is the recent creationists position that the Universe was created in 6 24 hour.

of the waters. (Genesis 1:2 KJV) The literal wording of Genesis 1:2 states that a ruined Earth and cosmos already existed BEFORE the creative work of the seven days began. The literal wording of the KJV verse below (when compared to the wording of Genesis 9:1) /rule the night; he made the stars also. And God set them in the firmament of the heavens to give light upon the earth, to rule over the day and over the night, and to separate the light from the darkness. And God saw that it was good.) And there was/

Were Most of Earth’s Fossil-Bearing Sedimentary Rock Layers Deposited by Noah’s Flood? Thousands of people attend seminars put on by the young-earth creation.

tops of the mountains seen (Gen. 8:5) 224th day Noah waited another 40 days before sending out the raven (Gen 8:6) 264th day 7 days later dove sent, but no results because “waters on face of the whole earth” 271st day 7 days later dove finds olive leaf, showing “that the waters were abated.” 278th day 7 days later dove sent out. Doesn’t return because “waters/

THE QUESTION: Science tells us that the earth is billions of years old, but the creation account in Genesis seems to indicate that the earth is really.

that salt runs into the sea and the amount of salt there seems to indicate long ‘days’ Old earth category Asserts that the six days were 24-hour days of revelation that God gave to Moses who wrote Genesis Just as God used visions to /Reconstruction View When did Lucifer fall? I.Young EarthEarth is thousands of years old. 1.Standard Six-Day Creation 2.Ideal-Time II.Old EarthEarth could be millions/billions of years old. 1.Long ‘Days’ 2.Revelatory-Days 3.Day-Age 4.Literary Framework 5.Gap View 7 Orthodox/

MONDAY 3/5 1. Which layer confirms that this sample is soil rather than a mineral mixture? Silt Clay Sand Organic material 3. Which factor MOST directly.

equinox Perigee zenith 3. The Northern Hemisphere is warmer in spring than in winter, because in spring: The days are shorter. It gets more direct sunlight. The Earth is closer to the Sun. It is tilted away from the Sun. 2. Saturn and Uranus are ALIKE in/ moon. crescent new waning waxing If you wanted to make all days on Earth the same length, what would you have to do? Keep the Earth from tilting on its axis. Increase the speed of the Earth’s rotation. Tilt the Northern Hemisphere all the way toward the /

Bio & E/E Warm-Up: 8/26/10 FACT: Biology is the study of life.

.5-3 BILLION YEARS AGO) What type of life existed first on Earth? (BACTERIA) Where did it likely exist? (OCEAN) E/E Warm-Up #1: 3/2/11 FACT: Weather describes day-to-day events in the atmosphere. Climate describes long-range patterns involving temperature, precipitation, etc. ?: What type of plate boundary is most likely to cause earthquakes? (TRANSFORM) Orogeny? (CONVERGENT) Seafloor spreading/

Earth’s Orbit: Temperature and Sunlight

Angle = Angle (of Sun, etc.) from top of sky. 8. Equinoxes = Days when day = night = 12 hours over all Earth. 9. Solstices = Days of extreme declination  Dec21 and June 21. 10. Aphelion = Day when Earth is furthest from Sun  July 4. 11. Perihelion = Day when Earth is closest to Sun  Jan 3. Recall the Scale of Earth’s Orbit and the Sun When we zoom out to the scale/

Earth in Space. The Universe Big Idea 1: The Universe has observable properties and structure Big Idea 2: Regular and predictable motions of objects in.

changes in the positions of the Sun, other stars, and planets in the sky over the course of a day to Earth’s counterclockwise rotation. The Earth rotates counter-clockwise from west to east. Because of this the Sun, stars, and planets have an apparent motion/in the southwest. The sun rises later and sets earlier in the winter accounting for a shorter day. Earth Supports Life GLE: 6.1.B.a: Describe how the Earth’s placement in the solar system is favorable to sustain life (i.e. atmosphere, temperature and/

Earth’s Motion in Space March 1, 2011

Space March 1, 2011 Essential Question: How does the position of the Earth in the solar system affect our conditions on Earth? (day and night/seasons) (B. 22) Explain the cause of day and night based on the rotation of Earth on its axis . (B. 24) Describe the relationship of the seasons to the Earth’s revolution around the sun . Indicators Revolution Rotation Axis Predict Vocabulary/

6th Grade Astronomy Earth in Space.

the Northern Hemisphere. The autumnal equinox occurs around September 22. It marks the beginning of fall. Check your knowledge! What are the two major motions of Earth as it travels through space? Which motion causes day and night? What causes the seasons? What are solstices? What are equinoxes? How are they related to seasons? How would the seasons be different if the/

Earth’s Days, Years, and Seasons

hemisphere and at a minimum in the other hemisphere. Copyright © Houghton Mifflin Harcourt Publishing Company 20 Unit 3 Lesson 1 Earth’s Days, Years, and Seasons What causes seasons? During the September (autumnal/fall) equinox, sunlight shines equally on both poles/, and the sunlight is centered on the equator. Copyright © Houghton Mifflin Harcourt Publishing Company 21 Unit 3 Lesson 1 Earth’s Days, Years, and Seasons What causes seasons? At the December (winter) solstice, the North Pole leans away from the/

How Old Is The Earth? How Old? Did God really take six days to create everything? What about Carbon Dating?

. So if we let the language speak to us – all six days were ordinary earth days. b)The sun is not needed for day and night. What is needed is light and a rotating earth. On the first day of creation, God made light (Gen1:3). The phrase “evening and morning” certainly implies a rotating earth. --- Where did the light come from? We are not told. Don/

Roger K. Young 1. 2 4 5 6 8 10 “were it possible that man could number the particles of the earth, yea, millions of earths like this, it would not.

and NEW JERUSALEM will be deserted and left desolate for a number of years. In the Latter Days, after the restoration of the Gospel and Priesthood to the earth, and the re-establishment of the Church of Jesus Christ... both cities will begin to be established/ be cleansed last Armageddon war/Earthquake/Great Hailstorm of fire) FIRE/BURNING 2 In that day shall the branch of the Lord be beautiful and glorious; the fruit of the earth excellent and comely to them that are escaped of Israel. 3 And it shall come /

Genesis 1:1-5 In the beginning God created the heavens and the earth. The earth was formless and void, and darkness was over the surface of the deep,

of Adonai: Passover Unleavened Bread Firstfruits Pentecost Trumpets Atonements Tabernacles. These feasts manifest the government of Adonai’s Kingdom on earth. The creation of the 4th day was “for moedim” or “l’moedim.” The l or “l” means “for the sake of” or “belonging/ seeds as a sign of resurrection in Yeshua’s Spirit of Counsel. The first ripe seeds appeared on Earth on the Third Day of Creation. Ruth the Moabitess was a firstfruit of the weakened nations who returned during the Barley Harvest following/

LEARNING GOALS Investigation 3- Seasons and Sun

and light bulb to model daily and seasonal variations in day length. I will explain how the tilt of Earth’s axis and Earth’s revolution around the sun produces seasons. I will discuss seasonal variation in day length as a consequence of axis tilt, rotation, / night sky called Polaris, or the North Star. It is positioned directly over Earth’s North Pole. Earth’s North Pole always points to the North Star- summer, fall, winter, spring, day, and night. NORTH STAR That’s why the North Star has been a navigation/

Section 2: Movements of the Earth

for measuring time. Explain how the tilt of Earth’s axis and Earth’s movement cause seasons. The Rotating Earth rotation the spin of a body on its axis Each complete rotation of Earth takes about one day. As Earth rotates from west to east, the sun appears /the celestial equator During an equinox, the sun’s rays strike the Earth at a 90° angle along the equator. The hours of daylight and darkness are approximately equal everywhere on Earth that day. The autumnal equinox occurs on September 22 or 23 of each /

Section 2: Movements of the Earth

for measuring time. Explain how the tilt of Earth’s axis and Earth’s movement cause seasons. The Rotating Earth rotation the spin of a body on its axis Each complete rotation of Earth takes about one day. As Earth rotates from west to east, the sun appears /the celestial equator During an equinox, the sun’s rays strike the Earth at a 90° angle along the equator. The hours of daylight and darkness are approximately equal everywhere on Earth that day. The autumnal equinox occurs on September 22 or 23 of each /

 Calculations of the most striking example. Earth Sun.

exactly as it would have been, but now in reverse, to leave no biological trace. Walls of Jericho Joshua’s Long Day The sun must move back and earth flow out of the reverse orbit of the sun 187 days later. 188 days after the fall of Jericho, February 17, 1241 BC Is August 24, 1241 BC. What happened Gideon attacked the Midianites at/

The Earth’s Movement.

, they disappear somewhere along the western horizon. http://www.opencourse.info/astronomy/introduction/02.motion_stars_sun/ The apparent westward motion of the Sun, Moon, and stars across our sky each day is caused by Earth’s rotation. At middle latitudes, we see the Sun, Moon, and many of the stars first come into view moving upward, rising at some point along the eastern/

Chapter 1: Introduction to Earth. Introduction to Earth Physical earth is dynamic and constantly changing – never static –Everything is connected to everything.

the sun at once If the axis was perpendicular to the sun’s rays, all points on earth would have 12 hours of daylight/darkness each day Because of Earth’s tilt, most places experience varying amounts of daylight & darkness throughout the year Solar Declination & / (AM—“before noon”) Post-meridian (PM—“after noon”) Figure 1-23 Telling Time Current time system (24 time zones) –1 Earth day = 24 hours & 1 full Earth rotation = 360° –Time zones are 15° or 1 hour apart Ex: 2 points 1 hour apart = 15° apart Ex:/

The Genesis Creation Account by David C. Bossard 19thPsalm.org Part 1 – Creation Days One to Four A Haven for Life.

said, “Let the waters under the heavens be gathered together into one place, and let the dry land appear.” And it was so. Day Three - Genesis 1:9-13 Continent Formation --Subduction Early Earth 25 Creation Day Three Third Workday: Day Three Task: Create Dry Land and Vegetation 9 And God said, “Let the waters under the heavens be gathered together into one place/

Planet Earth Part Two: Our Solar System. Let’s Review! (Section 1) 1.) How many planets are there in our Solar System? a)11 b)10 c)9 d)8.

it take Mercury to make one orbit of the sun? a)365 days b)188 days c)65 days d)88 days Let’s Review! (Section 3) 15.) A day on Earth lasts twenty-four hours. How long does a day on Mercury last? a)58 hours b)58 Earth Days c)72 Hours d)72 Earth Days Let’s Review! (Section 3) 16.) The second planet from /? a)52 b)12 c)24 d)10 e)365 f)4,380 Let’s Review! (Section 4) 20.) How many hours are in an Earth day? a)52 b)12 c)24 d)10 e)39 f)365 g)4,380 Let’s Review! (Section 4) 21.) Jupiter has how many known moons? /

Where do we live? How are the other planets compared to Earth? S6E1.

. distance from Sun: 108,208,930 km, 0.723 AU Mass: 0.815 x Earths mass Mass: 0.815 x Earths mass Diameter: 12,104 km Diameter: 12,104 km Rotation: 243 Earth days Rotation: 243 Earth days Revolution: 0.62 Earth years or 224.7 Earth days Revolution: 0.62 Earth years or 224.7 Earth days Atmosphere Features: thick & toxic cloud coverage, Carbon Dioxide, Sulfuric Acid, Nitrogen=intense Greenhouse Effect/

1 2.1 Understand how the occurrence of and the conditions related to day and night and the seasons are caused by the earth’s movement in space.

Occurs Sept. 21 & March 21 2. Equal length of daylight AND dark everywhere on earth! 3. Sun is directly over head @ 12 noon on the equator. 4. From Latin for equal day & night. 10 2.1.3Define the terms Equinox & Solstice Adapted from “World /summer and winter is due to the tilt of the earth on its axis! Remember!  The earth’s rotation in orbit around the sun accompanied by the tilt of the earth on its axis, gives the earth different day lengths, differences in temperatures, and ultimately different seasons!/

Notes - Moon, Tides, & Seasons

passes from the North Pole to the South Pole. The spinning of Earth on its axis is called rotation, and this causes day and night. It takes Earth about 24 hours to rotate once. Earth in Space Earth orbiting around the Sun is called revolution. Earth completes one revolution every 365 ¼ days or 12 moon cycles. Earth’s orbit is a slightly flattened circle, and it varies every/

1445 Introductory Astronomy I

synodic period is the period measured from a planet (or moon). The solar day is the synodic day measured from Earth, which is longer than the siderial day by about 4 min. The lunar month is the synodic month measured from Earth, which is longer than the siderial month by approximately 2.2 days. The tropical year is the synodic year, measured between successive vernal equinoxes/

The Sun-Earth-Moon Relationship

travels 940,000,000 km. The Earth rotates on its axis, an imaginary vertical line. These two combined movements affect both day and night and the seasons on Earth. Day and Night The Earth’s rotation causes day and night every 24 hours. The Earth rotates in a counterclockwise pattern ( /Quarter 6 hours ahead Phases of the Moon The moon goes through all of its phases every 29.5 days. The moon reflects sunlight toward the Earth. The moon has 8 phases. The moon is said to be waxing when the lighted area grows /

Earth Moon Sun System. Earth’s Motions! Turning or spinning of a body on its axis. Earth’s axis is tilted 23.5° from the ecliptic (plane of Earth’s orbit.

6E0B http://www.youtube.com/watch?v=IhqzW97_ 47w&feature=relmfu http://www.youtube.com/watch?v=PWxcgJUC Dxg Day on Earth Year on Earth SS True Motion Galactic Collisions http://www.youtube.com/watch?v=uDsWD9Q mwJ8&feature=BFa&list=PLBF5901F4CBCD6E0 B Bell / mild tides called Neap Tides. Tides Land tides also occur, but the changes in elevation of land on Earth are imperceptible to us (< 8 inches/day). However, some places in our solar system experience extreme land tides, like on Io. Io is one /


land are about 20 cm. Large tidal effects are seen only along the coast. Why is this? Changes in the Earth’s Rotation: Length of Day There is a tidal lag of about 12 minutes (difference of time between maximum tide and shortest distance to moon)/or just redistribution of momentum itself (e.g. core mantle coupling) could be responsible. Eventually, the earth will stop rotating relative to the moon – the length of an earth day will be equal to the rotational period of the moon (if we ignore the sun). This has /

THE FIVE ELEMENTS All of nature is governed by yin/yang and the law of five elements. The elements – Wood, Fire, Earth, Metal, and Water represent the.

others. 3. Excessively feeling and giving sympathy. 4. Being touched by other’s distress. These all indicate an imbalanced Earth. Season of Earth – Late Summer Earth is located in the centre of the other Elements. It comes after the peak of high summer and before the leaves/ food, a person is set for the rest of the day. If imbalanced – the person has no appetite. Low energy between 7-11 p.m. indicates a weak Earth since this is the low period for Earth organs. Eating at this time is very stressful to the /

5 A Day Number your paper 1-10 and wait for the questions.

. Their shift toward the blue side of the spectrum. (blueshift) C. They appeared to get smaller each day. D. They are getting brighter every minute. 9 Earth in January Earth in July By looking at distant stars at different times in our orbit, we can measure how far away / they change. D. Every star ends with a black hole. 30 5 A Day Number your paper 31-39 and answer the questions. Changes in the Earth’s orbit would have the greatest effect on Earth’s: A. shape B. rotation C. temperature D. tilt 31 All stars/

Mercury: Mean Distance from Sun 57,909,175 km (35,983.1 miles) or 0.387 astronomical units Diameter 4,879.4 km (3,031.92 miles) Volume (Earth = 1) 0.054.

.87 x 10 24 kg (0.17 x 10 27 ounces) or 0.814 (Earth = 1) Density 5.24 gm/cm 3 Surface gravity 0.903 (Earth = 1) Rotation period (length of day in Earth days) 243 Earth days (spins backwards compared to most other planets) Revolution period (length of year in Earth days) 224.7 Earth days Mean surface temperature 456.85 C (854.33° F) Natural satellites None Venus/

A) the Earth orbits the Sun. b) the Moon orbits the Earth. c) stars are in constant motion. d) the Sun orbits the Earth. e) the Earth spins on its axis.

it take the Sun to complete one circuit of the ecliptic? Question 4 The Sun moves around the ecliptic once as the Earth orbits in one year. a) one day b) one hour c) one week d) one month e) one year Question 5 How long does it take the/Kepler’s 3 rd law P 2 = a 3 means more distant planets orbit more slowly. Question 13 Venus’ period = 225 days Venus’ axis = 0.7 AU Earth’s period = 365 days Earth’s axis = 1.0 AU Question 14 Newton’s law of gravity states that the force between two objects a) increases with /

LEARNING GOALS I will be able to graph and analyze sunlight data.

. ALWAYS! NORTH STAR There is a star in the night sky called Polaris, or the North Star. It is positioned directly over Earth’s North Pole. Earth’s North Pole always points to the North Star- summer, fall, winter, spring, day, and night. NORTH STAR That’s why the North Star has been a navigation aid to seafarers and explorers for centuries. NORTH/

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