1. 5th Grade Science Review for Chapter 16
Stars and Galaxies
5th Grade Science Review for Chapter 16

2. How did ancient civilizations create calendars?
They used eclipses to make calendars.
They studied predictable cycles in the sky.
They looked for new objects in the sky.
They found unexpected patterns in the sky.

3. The people who built Stonehenge had a good understanding of the Sun and seasons because
they used twelve stones to represent the months.
they had pictures of the seasons carved into the stones.
they had stones that pointed to the rising and setting of the Sun and Moon on certain days of the year.
they had 365 stones, one for each day of the year.

4. Which is NOT an early tool of astronomy?
An astrolabe
A sextant
The Hubble telescope
The reflecting telescope

5. How did Isaac Newton improve the telescope?
His telescope used a series of lenses and mirrors to focus light to see objects far away.
His telescope used a series of lenses to focus light and see objects far away.
His telescope used a curved lens to focus light to see objects farther away.
His telescope used a curved mirror to focus light and see objects farther away.

6. Which one did Galileo NOT discover?
Saturn has rings.
Jupiter has four moons.
The Earth and other planets revolve around the Sun.
The Moon has mountains.

7. Why do telescopes in space get better pictures than those on Earth?
They are closer to the objects.
The light is better in space for taking pictures.
Telescopes in space are bigger than those on Earth.
They are beyond Earth’s atmosphere.

8. How are the telescopes Keck I and Keck II different from a radio telescope?
The Keck telescopes use mirrors to collect light.
The Keck telescopes were launched into space.
The Keck telescopes receives sound waves from pulsars.
The Keck telescopes are made up of an array of dishes.

9. What sentence is NOT true about the Sun?
A million Earths could fit inside the Sun.
The Sun is a medium-sized, yellow star.
The Sun is brighter and bigger than Sirius.
The Sun gives off thermal and light energy.

10. Which star color would have the hottest temperatures and look the brightest ?
Red
Orange
Yellow
White or Blue-White

11. New stars form in a cloud of gas and dust that is called a
nebula
black hole
supernova
white dwarf

12. The sunspots in the Sun’s photosphere look darker because
they are deeper in the photosphere.
they are cooler than the surrounding part of the photosphere.
they are dead parts of the Sun.
they are warmer than the surrounding part of the photosphere.

13. What kind of galaxy looks like a peppermint swirl?
A spiral galaxy
An irregular galaxy
An elliptical galaxy
A dwarf galaxy

14. What kind of galaxy is shaped like a football?
A spiral galaxy
An irregular galaxy
An elliptical galaxy
A sombrero galaxy

15. What is a constellation?
A group of stars that form a pattern
The brightest stars in the sky
The Milky Way
A supernova

16. Why do we see some constellations only during certain seasons?
As the stars move around the Earth, different constellations are visible.
As the Sun moves through the sky, different constellations can be seen.
As the Moon moves around the Earth, it blocks our view of certain constellations.
As the Earth moves around the Sun, different parts of the sky come into view.