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WorksheetsInner vs. Outer Planets & Gravity
Total questions: 50
Worksheet time: 44mins
Name
Class
Date
1.
Solid, rocky surface is a characteristic for...
a)
Inner planets
b)
Outer planets
c)
Both
d)
Saturn
2.
Venus is the hottest planet in our Solar System because...
a)
it is close to the Sun
b)
it has no atmosphere and is close to the Sun
c)
it has a thick atmosphere and is close to the Sun
d)
has no atmosphere
3.
Which planet is the largest?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
4.
Which planet rotates from North to South because of a possible collision with an asteroid?
a)
Venus
b)
Mars
c)
Saturn
d)
Uranus
5.
Home to the 'Great Red Spot'
a)
Mars
b)
Jupiter
c)
Saturn
d)
Miami
6.
Which force is keeping the planets in position and orbiting the Sun?
a)
Gravity
b)
Magnetism
c)
Electricity
d)
Friction
7.
What is a common characteristic of the inner planets?
a)
Gaseous
b)
Distance between them is longer
c)
Rings
d)
Distance between them is shorter
8.
True or False
The planets are all equally distanced from each other.
The planets are all equally distanced from each other.
a)
True
b)
False
9.
Due to gravity, which planet would you be the heaviest on?
a)
Mercury
b)
Sun
c)
Earth
d)
Saturn
10.
Which choice shows the correct order of the planets?
a)
Mars, Venus, Earth, Mercury, Jupiter, Saturn, Uranus, Neptune
b)
Earth, Venus, Mars, Mercury, Jupiter, Saturn, Uranus, Pluto
c)
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
d)
Saturn, Venus, Mars, Mercury, Jupiter, Neptune Mercury, Uranus
11.
If we sent an unmanned spacecraft out to the outer planets, which kind of spacecraft would you send, a probe or a rover?
a)
A rover because the surface is rocky on the outer planets and it would be able to land on the surface.
b)
A probe because the surface of the outer planets is composed of gas and it wouldn't be able to touchdown on the surface.
c)
A rover because the surface on the outer planets is full of water and would be able to land easily.
d)
A probe because the outer planets are mostly composed of ice.
12.
The spinning of an object on its axis is called______
a)
orbit
b)
rotation
c)
tilt
d)
tide
13.
____________ is the closest planet to the sun.
a)
Venus
b)
Mars
c)
Mercury
d)
Earth
14.
The greater the mass of an object, the ________ gravitational force is exerted on other objects around it.
a)
less
b)
more
c)
equal
15.
How does the distance between two objects affect the force of gravity?
a)
The closer the two objects are the more gravitational force they have.
b)
The farther apart the two objects are the more gravitational force they have.
c)
The closer the two objects are the less gravitational force they have.
16.
All of the ______ have multiple moons.
a)
Gas Giants
b)
Inner Planets
17.
True or False
The Earth is the center of the solar system.
The Earth is the center of the solar system.
a)
True
b)
False
18.
Why is Mercury the 2nd hottest planet and not the hottest planet?
a)
Mercury is a small planet, so it cannot absorb the Sun's rays as much as the outer planets.
b)
Mercury is made of rocky material, so it is very cold.
c)
Mercury has a very thick atmosphere that reflects the Sun's rays.
d)
Mercury has little, to no atmosphere and cannot trap heat from the Sun.
19.
What are characteristics of the Outer planets.
a)
They have longer distance from each other, made mostly of gas, have few or no moons, have a longer revolution than the Inner planets.
b)
They are less dense, Terrestrial, longer distance from each other, longer revolution around the sun.
c)
They have a shorter distance around the sun, less dense, mostly made of gas, smaller in size.
d)
They have a longer revolution around the sun, less dense, made mostly of gas, distance between them is longer than Inner planets.
20.
Which is true about gravity?
a)
The greater the mass, the less the gravitational pull.
b)
The less the mass, the greater the gravitational pull.
c)
The greater the mass, the greater the gravitational pull.
d)
The greater then gravitational pull, the less the mass.
21.
Which 2 factors affect gravity?
a)
Weight & Distance
b)
Matter & Mass
c)
Mass & Weight
d)
Mass & Distance
22.
This planet is nicknamed the "Red Planet" because it is made up of Iron Oxide.
a)
Venus
b)
Mercury
c)
Jupiter
d)
Mars
23.
What in our Solar System has the most mass and therefore has the most gravity?
a)
Jupiter
b)
Earth
c)
Sun
d)
Neptune
24.
Which of the following will not change if you visited different planets?
a)
weight
b)
force
c)
mass
d)
pounds
25.
Where would you have to travel to reduce your weight but not lose any mass?
a)
Mercury
b)
Sun
c)
Jupiter
d)
Saturn
26.
What causes our planets to orbit around our Sun?
a)
Newtons
b)
Water
c)
Gravity
d)
Heat
27.
A person would weigh more on Jupiter than on the Earth because . . .
a)
Jupiter has more mass, and therefore more gravity
b)
Jupiter has less mass, and therefore more gravity
c)
Jupiter has more mass, and therefore less gravity
d)
Jupiter has less mass and therefore less gravity
28.
The revolution of this planet is the longest.
a)
Neptune
b)
Mars
c)
Jupiter
d)
Saturn
29.
Which is considered to be earth's twin because it is close in size?
a)
Uranus
b)
Jupiter
c)
Mars
d)
Venus
30.
Which of the following is NOT true of all the Inner planets?
a)
They are made of solid rock.
b)
They have many moons.
c)
They do not have rings.
d)
They are small in size compared to the other planets .
31.
What are 3 things that are common among all the planets in our Solar System?
a)
All are terrestrial, have gravity, are spherical in shape.
b)
All are gaseous, have gravity, are spherical in shape.
c)
All have gravity, are spherical in shape, orbit the Sun.
d)
All have gravity, all have rings, all orbit the Sun.
32.
The least dense planet in the solar system that if we had a bath tub big enough, it would float is?
a)
Jupiter
b)
Earth
c)
Neptune
d)
Saturn
33.
The period of time it takes a planet to go around the Sun is called?
a)
Revolution
b)
Rotation
c)
Gravity
d)
A Day
34.
Neptune's "Great Dark Spot" is a
a)
Giant Canyon
b)
Vast Ocean
c)
Giant Storm
d)
Area that never faces the Sun
35.
How long does it take for Earth to rotate on its axis one time?
a)
24 hours
b)
12 hours
c)
365 days
d)
24 days
36.
Which planet has the shortest revolution?
a)
Venus
b)
Earth
c)
Neptune
d)
Saturn
37.
Which planet is in the Habitable Zone, is able to sustain life and is made up of 2/3 water?
a)
Uranus
b)
Earth
c)
Mars
d)
Mercury
38.
Which Outer planet has many large pieces of rock and ice orbiting around it making visible rings?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
39.
Why might Mercury have so many craters on its surface?
a)
Our Sun has the largest mass. When the Solar System was created, the gravity of the Sun pulled pieces of giant rock towards it, hitting Mercury.
b)
Mercury is made up of rock and sand, so it eroded away.
c)
We have sent so many probes and rovers out to Mercury and each time they hit the surface, they made a crater.
d)
Mercury had many oceans on it at one time and left the deep craters when evaporated away.
40.
Our Sun in our Solar System is considered a/an?
a)
Inner Planet
b)
Outer Planet
c)
Star
d)
Asteroid
41.
Day and night on Earth is caused by the _____________ on its axis.
a)
revolution
b)
orbit
c)
rotation
42.
A force of attraction between any two objects is called _____________.
a)
static electricity
b)
rotation
c)
gravity
d)
orbit
43.
Scientists believe that the universe is expanding. One of the planets in our Solar System was thought to have once be in the Habitable Zone. The rover, Curiosity, found evidence of water here. This planet at one time and has a canyon larger than our Grand Canyon on Earth. We will someday send astronauts there. Which planet is this?
a)
Venus
b)
Mercury
c)
Saturn
d)
Mars
44.
The magnetosphere of Earth does what?
a)
It causes gravity.
b)
It keeps the heat in.
c)
It gives the planet mass.
d)
Protects us from electromagnetic rays from the Sun.
45.
The moon that is the largest moon in the Solar System belongs to the planet...
a)
Jupiter
b)
Uranus
c)
Saturn
d)
Neptune
46.
Which planet has the largest dust storms?
a)
Mercury
b)
Mars
c)
Venus
d)
Jupiter
47.
The Inner planets and the Outer planets are separated by what?
a)
Another Galaxy
b)
Asteroid Belt
c)
Sun
d)
Water
48.
The Sun revolves around the Earth.
a)
True
b)
False
49.
How long (approximately) does it take to revolve around the Sun?
a)
12 days
b)
365 hours
c)
24 hours
d)
365 days
50.
Overall,looking at the Solar System, what major characteristics set the Inner and Outer planets apart from each other?
(remember going out onto the football field)
(remember going out onto the football field)
a)
Composition
b)
Just Distance
c)
Just Size
d)
Size and Distance
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