Worksheetsplanets
Total questions: 91
Worksheet time: 51mins
Name
Class
Date
1.
Almost Earth’s twin in size and mass, this planet has very thick atmosphere.
a)
Venus
b)
Mars
c)
Mercury
d)
Neptune
2.
The surface of this planet appears red due to rusting iron in the rocks.
a)
Mercury
b)
Mars
c)
Pluto
d)
Venus
3.
Some scientists believe that this dwarf planet is actually a very large comet caught in a permanent orbit.
a)
Eris
b)
Pluto
c)
Mars
d)
Neptune
4.
This cold, blue planet was discovered by a mathematical prediction.
a)
Neptune
b)
Jupiter
c)
Uranus
d)
Venus
5.
This cold, blue planet was discovered by a mathematical prediction.
a)
Neptune
b)
Jupiter
c)
Uranus
d)
Venus
6.
This is the largest planet in the solar system.
a)
Saturn
b)
Jupiter
c)
Uranus
d)
Venus
7.
This is the smallest planet in the solar system
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
8.
Its largest moon is Titan.
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Uranus
9.
This has an extremely elliptical orbit -
a)
Pluto
b)
Neptune
c)
Uranus
d)
Saturn
10.
Only planet known to have life
a)
Earth
b)
Mars
c)
Venus
d)
Mercury
11.
The largest known volcano in the solar system, Olympus Mons, is located on this planet.
a)
Venus
b)
Mars
c)
Mercury
d)
Earth
12.
This is the only planet in the solar system with oceans of liquid water.
a)
Mercury
b)
Mars
c)
Venus
d)
Earth
13.
Scientists have been able to find no atmosphere around this planet because it has little gravity and is closest to the sun.
a)
Mars
b)
Venus
c)
Mercury
d)
Earth
14.
This gas giant has a large storm in its atmosphere known as The Red Spot
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
15.
Most likely due to a massive collision, this planet rotates from top to bottom.
a)
Saturn
b)
Venus
c)
Neptune
d)
Uranus
16.
Where does the Asteroid Belt fall in the picture?
a)
between venus and earth
b)
between earth and mars
c)
between mars and jupiter
d)
between jupiter and saturn
17.
When a comet nears the sun, the “tail” always points away from the sun due to the ___________________.
a)
solar winds
b)
solar energy
c)
solar flares
18.
The Sun’s ____________ holds the planets in orbit in our Solar System.
a)
magnetic field
b)
gravity
c)
solar wind
19.
What is orbiting within our Solar System and has a nucleus, coma and tail?
a)
asteroid
b)
comet
c)
meteor
20.
What divides the inner planets from the outer planets?
a)
Kuiper Belt
b)
Oort Cloud
c)
Asteroid Belt
21.
What is found in the Earth’s atmosphere?
a)
asteroid
b)
comet
c)
meteor
22.
The outermost planets have what type of physical composition?
a)
gaseous
b)
terrestrial
c)
liquid
23.
What is found in a belt between the orbits of Mars and Jupiter?
a)
asteroid
b)
comet
c)
meteor
24.
Which land feature is sometimes made when a meteorite lands on Earth?
a)
canyon
b)
crater
c)
river delta
d)
mountain range
25.
What type of planets are Jupiter, Saturn, Uranus, & Neptune considered?
a)
inner
b)
outer
c)
dwarf
26.
Which of the following is referred to as a “shooting star”?
a)
asteroids
b)
comets
c)
meteors
d)
planets
27.
What planets are Mercury, Venus, Earth, & Mars considered?
a)
inner
b)
outer
c)
dwarf
28.
Which of the following orbits the sun?
a)
asteroids
b)
comets
c)
planets
d)
all of the above
29.
They are small and have rocky bodies.
a)
this describes the inner planets
b)
this describes the outer planets
30.
A giant cloud of dust and gas formed the solar system.
a)
True
b)
False
31.
The solar system consists of the sun, smaller objects, and ...
a)
8 planets and their moons
b)
6 planets
c)
only moons
d)
more than 100 stars
32.
Which is the smallest terrestrial planet?
a)
Mercury
b)
Mars
c)
Earth
d)
Venus
33.
Saturn is known for it's _______.
a)
rings
b)
atmopshere
c)
moons
d)
temperature
34.
Saturn's rings are made of chunks of
a)
volcanoes
b)
ice and rock
c)
nitrogen and helium
d)
ice and
35.
Uranus is different that other planets because it rotates on it's side.
a)
True
b)
False
36.
Hydrogen and Helium make up the _______.
a)
Inner Planets
b)
Gas gaints
c)
Middle Planets
d)
Terrestrial Planets
37.
Meteoroids come from comets or asteroids.
a)
True
b)
False
38.
Geocentric model is where ____ is at the center.
a)
Sun
b)
Earth
39.
Heliocentric is where the ____is at the center.
a)
Earth
b)
Sun
40.
Pluto, among others, is known as a ____.
a)
dwarf planet
b)
planet
41.
We cannot breathe on Mars and Venus bc it's atmosphere is made of mostly...
a)
CO2
b)
O2
42.
Mercury is the ____ planet from the sun.
a)
1st
b)
2nd
c)
3rd
d)
4th
43.
The 2nd planet from the Sun is...
a)
Venus
b)
Mars
c)
Earth
d)
Pluto
44.
Earth is the 3rd planet from the Sun.
a)
True
b)
False
45.
Earth is the 3rd planet from the Sun.
a)
True
b)
False
46.
Mars is the 5th planet from the Sun.
a)
True
b)
False
47.
What are the jovial (outer) planets composed of ?
a)
rock
b)
gas
c)
dust
48.
Which planet is Earth's sister planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
49.
What is NOT a common characteristic of the outer planets?
a)
Gaseous
b)
Giant
c)
Rings
d)
Smaller than Earth
50.
The order of the planets is:
a)
Mars,Venus,Earth,
Mercury,Saturn
Jupiter, Uranus, Neptune
Mercury,Saturn
Jupiter, Uranus, Neptune
b)
Earth,Venus,Mars
Jupiter, Neptune,
Mercury,Saturn,
Uranus
Jupiter, Neptune,
Mercury,Saturn,
Uranus
c)
Mercury,Venus,Earth
Mars,Jupiter,
Saturn,Uranus
Neptune
Mars,Jupiter,
Saturn,Uranus
Neptune
51.
Which planet has a thick atmosphere and is the hottest planet?
a)
Mercury
b)
Venus
c)
Earth
d)
Mars
52.
The theory of how the universe was created is the-
a)
Elastic Rebound
b)
Big Bang
c)
Solar Nebula
d)
Galaxia Evolution
53.
The earth is located between which 2 planets?
a)
Jupiter & Saturn
b)
Mercury & Venus
c)
Venus & Mars
d)
Saturn and Uranus
54.
What is the largest planet?
a)
Jupiter
b)
Saturn
c)
Uranus
d)
Neptune
55.
Which planet's axis is tilted on it's side?
a)
Venus
b)
Jupiter
c)
Uranus
d)
Neptune
56.
Which planet is closest to the sun?
a)
Uranus
b)
Mercury
c)
Neptune
d)
Earth
57.
What are terrestrial or the inner planets composed of?
a)
water
b)
gas
c)
rock
d)
none of the above
58.
What is in between the inner planets and the outer planets?
a)
Asteroid belt
b)
Kuiper belt
c)
Sun
d)
Moon
59.
Mars is tilted so it must have seasons.
a)
True
b)
False
60.
In order for something to be a planet, it must orbit a star.
a)
True
b)
False
61.
What two factors affect gravity?
a)
Inertia and gravity
b)
Mass and inertia
c)
Distance and mass
d)
Distance and weight
62.
How does the sun create energy?
a)
By using inertia
b)
By using nuclear fission
c)
By using nuclear fusion
d)
By making fire
63.
Why do inner planets orbit faster than the outer planets?
a)
They have more area to cover.
b)
They are small so they have more inertia.
c)
The sun has a greater effect on them since they are closer.
d)
They are made of gas.
64.
What are the inner planets made up of?
a)
Jello
b)
Cheese
c)
Rocks
d)
Gas
65.
What is required in order for nuclear fusion to occur?
a)
Heat and pressure
b)
Gravity and heat
c)
Pressure and plasma
d)
Heat and plasma
66.
What occurs in the core of every star?
a)
Plasma
b)
Nuclear fission
c)
Nuclear fusion
d)
FIre
67.
Which of the following is NOT a characteristic of the outer planets?
a)
many rings
b)
very small
c)
many moons
d)
very gaseous
68.
Any two masses that exert an attractive force on each other is _______________.
a)
Weight
b)
mass
c)
Gravity
d)
Centripetal force
69.
Gravitational force exerted on an object is __________.
a)
Weight
b)
mass
c)
Gravity
d)
Centripetal force
70.
Force acting toward the center of a curved or circular path is __________.
a)
Weight
b)
mass
c)
Gravity
d)
Centripetal force
71.
Anything thrown or shot through the air is _____________
a)
horizontal motion
b)
vertical motion
c)
a projectile
d)
velocity
72.
Motion acting parallel to the Earth's surface is _____________
a)
horizontal motion
b)
vertical motion
c)
a projectile
d)
velocity
73.
Motion acting perpendicular to the Earth's surface is _____________
a)
horizontal motion
b)
vertical motion
c)
a projectile
d)
velocity
74.
How does mass affect inertia?
a)
That statement is If an object has more mass, it has greater inertia. It's size makes it harder to stop. .
b)
That statement is If an object has less mass, it has greater inertia. It's size makes it harder to stop..
75.
Which option defines "force" correctly?
a)
a push or a pull
b)
a force that attracts all objects toward each other
c)
the amount of matter in an object
d)
the measure of the force of gravity on an object
76.
Which option defines "gravity" correctly?
a)
a push or a pull
b)
a force that attracts all objects toward each other
c)
the amount of matter in an object
d)
the measure of the force of gravity on an object
77.
Which option defines "mass" correctly?
a)
a push or a pull
b)
a force that attracts all objects toward each other
c)
the amount of matter in an object
d)
the measure of the force of gravity on an object
78.
How does mass affect inertia?
a)
That statement is If an object has more mass, it has greater inertia. It's size makes it harder to stop. .
b)
That statement is If an object has less mass, it has greater inertia. It's size makes it harder to stop..
79.
Which option defines "force" correctly?
a)
a push or a pull
b)
a force that attracts all objects toward each other
c)
the amount of matter in an object
d)
the measure of the force of gravity on an object
80.
Gravity is natural attractive force that.....
a)
pushes
b)
pulls
c)
it is man made
d)
I don't know
81.
What is the law of Universal Gravitation?
a)
Nothing has gravity
b)
Only big objects have gravity
c)
Only the sun has gravity
d)
Everything has gravity
82.
As _______________________ increases between two objects, the weaker the gravitational pull is between them.
a)
Mass
b)
Gravity
c)
Distance
d)
Inertia
83.
In our solar system, an orbit is the combined effects of the gravitational force of the Sun and the __________________ ______________________of the object in space.
a)
gravitational pull
b)
distance
c)
mass
d)
forward motion
84.
The forces of ________________ and _____________________ control the orbit of a planet.
a)
gravity and motion
b)
mass and motion
c)
distance and mass
d)
gravity and distance
85.
Why does Jupiter have many moons orbiting it?
a)
far away from sun
b)
large mass
c)
gravitational pull
d)
I don't know
86.
A satellite is an object that revolves around a planet due to its ___________________________ __________________.
a)
gravitational pull
b)
forward motion
c)
large mass
d)
law of universal gravitation
87.
_______________________ are chunks of ice and dust that orbit around the Sun.
a)
asteroids
b)
comets
c)
meteors
d)
planets
88.
A small planet that is close to the Sun will –
a)
have a strong gravitational pull exerted on it
b)
pull several smaller planets into its orbit
c)
have too great a mass to orbit the Sun
d)
orbit in an elliptical path
89.
Gravity attracts all objects towards one another.
a)
False
b)
True
c)
It depends
90.
The force of gravity acting on an object is the object's ______.
a)
mass
b)
matter
c)
weight
d)
friction
91.
A person would weigh less on on the Moon than on the Earth because . . .
a)
Moon has more mass, and therefore more gravity
b)
Moon has less mass, and therefore more gravity
c)
Moon has more mass, and therefore less gravity
d)
Moon has less mass and therefore less gravity
100 %
