Test over unit on the solar system.

1. END OF UNIT TEST, SPACE CONCEPTS Name
Teacher
SUN
SUN
1. The arrows in this diagram show the Earth rotating on its axis as it revolves
around the Sun. The rotation of the Earth causes
a. seasons b. days and nights c. years d. moon phases
A
SUN
2. In the diagram shown above name the planet that is missing in location A?
a. Saturn b. Jupiter c. Neptune d. Uranus
3. We have summer in Texas when
a. the Sun shines on only the North American continent
b. the Earthʼs orbit is closer to the Sun
c. the North Pole of Earth is tilted towards the Sun
d. the Sun has fewer sunspots and is. therefore, hotter.
4. We see the moon light because
a. the Moon gives off its own light
b. the light reflects off the Earth to the Moon
c. the Moon absorbs sunlight during the day and gives it off at night
d. the light from the Sun reflects off the Moon back to our eyes on Earth
5. The Earth rotates on its axis one time every
a. year b. week c. day d. month
6. What planet is closest to the Sun?
a. Mars b. Venus c. Earth d. Mercury

2. 7. The Sun is
a. a star b. a comet c. an asteroid d. a meteorite
8. One year has passed when
a. the Moon has made one complete revolution around the Earth.
b. the Earth has made one complete revolution around the Sun
c. the Earth has made one complete rotation on its axis
d. the Moon has made one complete rotation on its axis
9. The Earth is tilted on its axis as shown in this picture on the right.
What would change if the Earthʼs axis was not tilted
but was straight up and down like the picture at the
left?
a. The Earth would not have seasons.
b, The Earth would stop orbiting the Sun.
c. At the equator there would be 24 hours of
daylight
d. The daytime temperature at the North Pole
would be the same as at the equator
10. Which drawing below shows the correct obits oft the Earth, Sun and Moon?
a.
b.
Earth
Sun Earth
Sun
Moon Moon
Moon
c.
d.
Earth Sun
Moon
Sun
Moon
Earth
. 11. Day and night are caused by
a. the Earth orbiting the Sun
b. the Moon orbiting the Earth
c. the Earth rotating on its axis
d. the tilt of the Earthʼs axis

3. 12. Which phase of the moon is missing in the pattern?
a. b. c. d.
13. The Sunʼs solar flares are
a. the cooler parts of the Sun
b. hot violent eruptions of hot gases from the Sunʼs surface
c. the inner layers of the Sun
d. liquid hydrogen shooting out of the surface of the Sun
14.
To draw this model at the left correctly, you
Sun Earth would draw.
a. the Earth orbiting the Moon ʻ
Moon b. the Earth orbiting the Sun
Moon c. the Sun orbiting the Moon.
d. the Moon orbiting the Earth.
e. both a and c
f. both b and d
15.
North
Pole
SUNLIGHT
South
Pole
If the Earth is in its orbit as shown in the picture above which season would it be
in the Northern Hemisphere?
a. summer b. fall c. winter d. spring

4. 16. Sunspots are
a. the hotter parts on the surface of the Sun.
b. the cooler parts of the surface of the Sun.
c. hot eruptions of gases from the surface of the Sun.
d. arcs of hot gases on the surface of the Sun.
17. The Earth is between which two planets?
a. Mercury and Venus
b. Mercury and Mars
c. Mars and Jupiter
d. Venus and Mars
18. The asteroids in the asteroid belt are between which two planets?
a. Jupiter and Saturn
b. Mars and Jupiter
c. Earth and Mars
d. Saturn and Uranus
19. The picture on the left shows the
moon orbiting the Earth. The Moon
orbiting the Earth causes
a. seasons
b. day and night
c. moon phases
d. years
20. How long does it take for the Moon to orbit
the Earth?
a. 365 days b. 29 days
c. 24 hours d. one year
21. Comets are:all of the following except
a. big balls of frozen gases and dust
b. objects that orbit the Sun
c. objects give off their own light
d. objects that reflect light from the Sun
22. Which phase of the moon is missing in the pattern shown below?
a. b. c. d.

5. Use the diagram below to answer questions 23 and 24..
North
Pole
North
Pole
A.
North
South Pole
Pole
B.
South Pole
North
South Pole Pole
South Pole
23 When the Earth is at point A in its orbit, which season is it in United States?
a. summer b. fall c. winter d. spring
24. When the Earth is at point B in its orbit,
a. the days are longer than the nights in the Northern Hemisphere
b. the nights are longer than the days in the Northern Hemisphere
c. the days and nights are of equal lengths in the Northern Hemisphere
d. it is light all the time in the Northern Hemisphere
John drew the picture below of the Solar System. Use his drawing to
answer question 25.
Sun
Mercury Venus Earth Mars Jupiter
25. How could John make his his drawing more accurate?
a. Make Jupiter bigger than the other planets.
b. Make the Earth bigger than Venus
c. Make Jupiter and Mars the same size.
d. Make Mercury bigger than Earth