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Planet Test
Test Description: Planet Test
Instructions: Answer all questions to get your test result.
1) Which list is organized from smallest to largest?
A
planet, galaxy, solar system ,universe
B
universe, solar system, planet, galaxy
C
planet, solar system galaxy, universe
D
solar system, planet, universe galaxy
2) A planet's orbit is most like
A
nothing, planets rotate; they do not orbit
B
a rectangle
C
a long, narrow oval or ellipse
D
a perfect circle
3) Why is the moon not a planet?
A
the moon has craters
B
the moon orbits a planet not the sun
C
the moon is smaller than any planet
D
the moon doesn't have an atmopshere
4) This planet is smaller than Earth
A
Mars
B
Jupiter
C
Uranus
D
Saturn
5) This planet is the hottest in the solar system
A
Mercury
B
Earth
C
Mars
D
Venus
6) How is Saturn different from Earth?
A
Saturn is smaller than Earth
B
Earth has a moon, Saturn does not have any moons
C
Earth is made of mostly rock, while Saturn is made mostly of gas
D
Saturn is closer to the sun than Earth
7) The Earth is very different from other planets in the solar system because it has the most......
A
high winds
B
volcanoes
C
solid rock
D
liquid water
8) Which planet is characterized by polar ice caps, rust colored surface and craters?
A
Mars
B
Mercury
C
Earth
D
Venus
9) The inner planets are different than the outer planets mainly because they are
A
larger
B
denser
C
colder
D
comprised of rock
10) Which planet is closest to the sun?
A
Mercury
B
Earth
C
Mars
D
Venus
11) Earth seems to be the only planet in the solar system that can support life. ALL BUT ONE of these is a reason why life is found only on Earth
A
it has plate tectonics which creates mountains and valleys
B
a moderate climate
C
it is the perfect distance from the sun
D
the presence of water on Earth
12) Which of these is NOT large and gaseous?
A
Uranus
B
Saturn
C
Mercury
D
Jupiter
13) The planet Neptune is larger than the planet Venus. Yet you can see Venus from with a naked eye, and definitely with a pair of binoculars. But for us to see Neptune, we would need a strong telescope. This is because
A
Our planet rotates counterclockwise
B
Neptune is on the opposite side of the sun
C
Neptune is so far from Earth, and Venus is so much closer
D
most of Neptune's mass is gas and we cannot see gas
14) A difference between the inner and outer planets is
A
Outer planets are small; inner planets are big
B
The shape of their orbits
C
Inner planets are dense; outer planets are not
D
Their composition
15) Gravity on the moon is about 1/6 the gravity felt on the Earth. This is because
A
The moon has less mass than the Earth
B
The Earth has a core and the moon does not
C
The moon is so far away from the Earth
D
The moon is so much further from the sun than the Earth
16) Why does Earth orbit the Sun rather than any other body in the solar system?
A
The Sun is the most massive object; gravitational attraction is related to mass
B
The Earth is closer to the Sun than the other bodies in the solar system
C
The movement among all the planets hold Earth in its orbit
D
The rotational motions of all planets; including Earth, cause them to remain in orbit around the Sun
17) Which planetary body has the greatest gravitational pull?
A
The Moon
B
Jupiter
C
Neptune
D
The Earth
*select an answer for all questions
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