Which correctly describes the atmospheres of the planets?

The outer planets have thicker atmospheres.

Sam created a model of our solar system. Why is this NOT an experiment?

There are no controls and variables.

Which statement is true about the four outer planets?

They travel further around the sun than the inner planets.

Which of these statements about stars is an opinion?

Stars make the sky look prettier.

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Solar System Test Review

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Test review for Solar System unit

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Questions 13

Answers

1
Which statement describes the inner planets?
They have moons.
They are small and rocky.
They are made of mostly gas.
They all have moons.
2
Which correctly describes the atmospheres of the planets?
The planets all have the same atmospheres.
The inner planets have no atmospheres.
The outer planets have thicker atmospheres.
The outer planets have limited atmospheres.
3
Sam created a model of our solar system. Why is this NOT an experiment?
It is not showing a scientific concept.
There are no controls and variables.
No observations are being made.
It can't be repeated.
4
How are the four outer planets different than the inner planets?
They are smaller
They take less time to orbit the Sun.
They all have moons.
They have no atmospheres.
5
How is an asteroid different than a planet?
It is outside of our solar system.
They are smaller.
It has a tail made of dust and gas.
It is in orbit around the sun.
6
Which statement is true about the four outer planets?
They do not have moons.
They are smaller than the inner planets.
They don't have an atmosphere.
They travel further around the sun than the inner planets.
7
Which of these properties is true about both comets and asteroids?
larger than most planets
made of gas, ice, and dust.
has moons around it
Orbits the sun.
8
What orbits around a planet?
comet
moon
Stars
asteroid
9
The planets are all different sizes. Which planet is closest to the size of Earth?
Mars
Neptune
Saturn
Venus
10
Al goes out with binoculars at night & sees thousands of stars. Where are these stars located?
in the Milky Way
in the solar system
in a different galaxy
in the atmosphere
11
Which of these statements about stars is an opinion?
Stars are bigger than planets.
Stars make the sky look prettier.
The only star in our solar system is the Sun.
Stars are visible at night.
12
Which two planets are closer to the Sun than Earth is?
Mars and Jupiter
Mercury and Venus
Venus and Neptune
Saturn and Mercury
13
What is found in a galaxy?
planets, but not stars
stars, planets, gas, and dust
planets and moons only
stars, but not planets

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