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Sun, Planets, Space Objects
Test Description: Chapter 3
Instructions: Answer all questions to get your test result.
1) Model that says earth is the center of the solar system
A
greenhouse effect
B
heliocentric
C
eclipse
D
geocentric
2) Model that says sun is the center of the solar system
A
heliocentric
B
ellipse
C
geocentric
D
greenhouse effect
3) This consists of the sun, planets, their moons, and a variety of smaller objects.
A
planets
B
dwarf planet
C
astronomical unit
D
solar system
4) One astronomical unit equals
A
150,000,000 km
B
150,000,000 m
C
150,000,000 dm
D
150,000,000 miles
5) How many astronomical unit is it from the earth to the sun?
A
4
B
1
C
3
D
2
6) How long ago did the solar system form?
A
4.6 million years
B
4.6 trillion years
C
4.6 billion year
7) Where does nuclear fusion occur in the sun?
A
core
B
radiation zone
C
convection zone
D
surface
8) What is the process by which the sun produces energy?
A
nuclear confusion
B
nuclear lusion
C
nuclear fission
D
nuclear fusion
9) Dark regions on the suns surface
A
dark masks
B
sunspots
C
solar flares
D
suncots
10) What planets are small, dense, and have rocky surfaces?
A
extra terrestrial planets
B
inner planets
C
gas giants
D
outer planets
11) What planet is closest to the sun?
A
Mars
B
Mercury
C
Venus
D
Earth
12) What planet is the smallest
A
Mars
B
Mercury
C
Venus
D
Earth
13) What planet is the hottest
A
Mars
B
Venus
C
Earth
D
Mercury
14) What planet has longer days that years
A
Mars
B
Earth
C
Venus
D
Mercury
15) What planet is most similar to Earth?
A
Venus
B
Earth
C
Mercury
D
Mars
16) What planet has liquid water?
A
Mars
B
Earth
C
Venus
D
Mercury
17) What planet has living things
A
Venus
B
Earth
C
Mars
D
Mercury
18) What planet once had liquid water?
A
Earth
B
Mercury
C
Venus
D
Mars
19) What planet has Olympus Mons
A
Venus
B
Earth
C
Mars
D
Mercury
20) Planets that are much larger, but do not have solid surfaces.
A
Gas Giants
B
Outer Ring Planets
C
Inner Planets
D
Terrestrial Planets
*select an answer for all questions
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