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Mass Extinction Impact Civilization Threatening Impact
There is a bigger chance that a kilometre-wide asteroid will strike Earth next year than getting a royal flush.
Some asteroids occasionally cross the Earth’s orbit and can hit our planet if it happens to be there at the same time.
10 5 0 -5 -10 -15 (100000 km) -15-10-5051015 The “Scary” Case of Asteroid XF11 In March 1998, head- lines warned of possible impact in 2028. Luckily for us, the astronomers were wrong!
EROS Asteroid 433
Small impacts happen frequently
A large asteroid exploded above Siberia in 1908
A VERY BIG ASTEROID hit the Earth 65 million years ago
How can we prepare for asteroids hitting the Earth?
Spaceguard Survey (ongoing telescopic search)
HOW WILL WE STOP THE ASTEROID HITTING THE EARTH?
LARGE ASTEROID FALLING WHAT WILL HAPPEN TO THE EARTH?
Collisions from Space. Craters are formed when meteorites hit the surface of a planet or moon. The size of the crater is directly related to the mass.
What is an Asteroid?. Asteroid Sizes Where are they? Where do they come from?
What are the odds of an asteroid or comet hitting the Earth? Has this happened in Earth’s past? What would happen to Earth’s civilization in the event.
Astronomical Doomsday Scenarios. Comet and Asteroid Impacts.
Clark Chapman (SwRI) Piet Hut (IAS) Ed Lu (NASA) Rusty Schweickart Clark Chapman (SwRI) Piet Hut (IAS) Ed Lu (NASA) Rusty Schweickart [Venue; Date] Project.
Asteroids. Asteroid Belt What is an Asteroid? A large, irregularly shaped chunk or rock or metal that orbits the sun.
7.5 Other Objects In the Solar System (Pages ) Homework: Page 306 # 1, 3, 7, 8 Key Concepts: (Page 306)
Asteroids Astronomy 311 Professor Lee Carkner Lecture 15.
1 Space Rocks Impacts of our smallest neighbors. 2 Asteroid Belt.
COMETS What are Comets? Made of ice, rock, and other organic materials. Has Nucleus, coma, and two tails (dust and ion/plasma tail) Nucleus is actual.
Interplanetary Bodies. Asteroids Solid bodies having no atmosphere Have well determined orbits More than 2000 in our solar system.
3B Solar System Debris Asteroids, Comets, Meteors, Oh My!
Chapter 9 Remnants of Rock and Ice Asteroids, Comets, and Pluto.
J Meteoroids, Meteors and Meteorites Mr. Harper’s science Mini lesson with audio Click on the speaker icon to hear the words.
© Boardworks Ltd of 46. © Boardworks Ltd of 46.
1 Image/Video Search What planets, besides Earth, can we find in outer space? 2 Web Search/Thinkin g What can we learn from studying these other.
Mercury Amanda. My Planet Distance from the sun58 million km Length of Year88 Earth days Average Orbital Speed5,865 days Diameter4,876 km Mass or weight3.30.
Griffins, ogres, etc By William Buckland By Richard Owen.
Remnants of Rock and Ice Asteroids Meteoroids (meteorites, meteor) Comets.
Chapter 9 Asteroids, Comets, and Dwarf Planets Their Nature, Orbits, and Impacts.
Competition for the 4 grade Now the year is In 1543 the Polish astronomer Nicolaus Copernicus proved that the Earth rotates on its axis while orbiting.
Minor members of the Solar System Asteroids, Meteors, Comets.
Natural Hazards and Disasters Chapter 17 Impacts of Asteroids and Comets.
National College Iasi Near Space Objects. National College Iasi Learn about NEOs Near-Earth Objects (NEOs) are comets, meteorids and asteroids that have.
Asteroids Asteroid (“star-like”) = rocky or metallic bodies orbiting the sun. Most located in orbit between Mars and Jupiter Size ranges from a few meters.
Scientists studying the rocks from the time dinosaurs became extinct noticed that they contained large amounts of a chemical called Iridium. This chemical.
By Chloe Reed. Introducing Earth Earth is the 3 rd planet from the sun. Earth is the 5 th largest planet in are solar system. 70% of earth is water and.
Giant Impacts Impacts long ago in the Solar System? Recent impacts? Likelihood of a life- threatening impact with Earth? What would happen? What happens.
Comets, Meteors, and Asteroids By: Gabriela Molina Meghna Mathews and Sergio Valencia.
Simon and Preston. comets When a comet passes the sun it grows a tail of gas and dust.
METEORS, ASTEROIDS and COMETS Tahoma Jr. High 8 th Grade Science Maple Valley, WA.
Copyright © 2012 Pearson Education, Inc. Chapter 9 Asteroids, Comets, and Dwarf Planets: Their Nature, Orbits, and Impacts 1.
P1 The Earth in the Universe IP1.10 Lesson Objectives To revise our knowledge of the solar system To explain the impact of asteroids and comets.
Comets, Asteroids, and Meteors Section Standard 6.e. Students know the appearance, general composition, relative position and size, and motion.
Clark R. Chapman Southwest Research Inst. Boulder, Colorado Clark R. Chapman Southwest Research Inst. Boulder, Colorado “Managing Global Scale Disasters”
THE OZONE LAYER HOLE. What is it? The atmosphere is a layer of gas involving the Earth. This layer protects life from the sun radiations. The ozone layer.
Class 13 : Future impacts and assessment of risk Different classes of impact. Risk assessment. Impact mitigation. Much material borrowed from NASA “Hazard.
Small Bodies In Space: Asteroids, Comets and Meteors.
Impact What is the chance of being near (within 1 km) a meteor as it strikes the ground during your lifetime? A. About 1 in a thousand. B. About the same.
Impacts, Evolution, and Ethics David Morrison, NASA Astrobiology Institute
Other Objects in the Solar System Chapter 24 Section 4.
Promoting Cooperative Solutions for Space Sustainability swfound.org ©2013 Secure World Foundation. Used with Permission Near Earth Object Overview Agnieszka.
Asteroids On-line Lesson. What are they? Asteroids are solid pieces of rock that have been left around the Solar System from the time when the planets.
Star. Q What is galaxy? A: Galaxy is a massive collection of stars, gas and dust.
Chapter 12 Asteroids, Comets, and Dwarf Planets Their Nature, Orbits, and Impacts.
Impacts with Space Objects. Moon shows many impact scars though most are prior to 3.8 billion years ago.
EXTINCTION IN THE MODERN WORLD CHAPTER 1.3. QUESTION: How can one of the largest population of bird, the passenger pigeon, disappear in only 65 years?
National Schools’ Observatory Hunting for Asteroids Developed with the support of the.
Asteroids, Meteors, and Comets. What are they? How are they different from each other?
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