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WorksheetsScience Olympiad Solar System
Total questions: 68
Worksheet time: 58mins
Name
Class
Date
1.
How many planets are in the solar system?
a)
9
b)
8
c)
7
d)
10
2.
True or false. Pluto is a planet.
a)
True
b)
False
3.
About how many years did it take for the Voyager to leave the solar system?
a)
About 35
b)
No one cares.
c)
About 12
d)
About 47
4.
About how many years did it take for the Voyager to leave the solar system?
a)
About 35
b)
No one cares.
c)
About 12
d)
About 47
5.
How many moons does Uranus have?
a)
1
b)
27
c)
0
d)
63
6.
Earth's ________ on its axis causes day and night.
a)
rotation
b)
revolution
c)
phase
d)
comet
7.
The moon is a natural ______ of Earth.
a)
comet
b)
axis
c)
satellite
d)
space probe
8.
The surface of this planet appears red due to rusting iron in the rocks.
a)
Mercury
b)
Mars
c)
Pluto
d)
Venus
9.
Which is the fourth planet from the sun?
a)
Mars
b)
Saturn
c)
Earth
d)
Jupiter
10.
Which planet is fifth from the sun?
a)
Saturn
b)
Jupiter
c)
Mars
d)
Earth
11.
Which is the sixth planet from the sun?
a)
Earth
b)
Uranus
c)
Saturn
d)
Neptune
12.
Which planet is third from the sun?
a)
Mars
b)
Pluto
c)
Venus
d)
Earth
13.
Which planet is closest to the sun?
a)
Uranus
b)
Mercury
c)
Neptune
d)
Earth
14.
Which is the second closest planet to the sun?
a)
Earth
b)
Saturn
c)
Venus
d)
Mercury
15.
Which planet is seventh from the sun?
a)
Saturn
b)
Earth
c)
Venus
d)
Uranus
16.
Which planet is farthest from the sun?
a)
Neptune
b)
Pluto
c)
Earth
d)
Uranus
17.
Which planet has the smallest pull of gravity?
a)
Saturn
b)
Jupiter
c)
Neptune
d)
Mercury
18.
Which outer planets have rings?
a)
Just Saturn
b)
Saturn and Jupiter
c)
Jupiter, Neptune, and Saturn
d)
all 4 of them
19.
Which is the largest object in our solar system?
a)
Sun
b)
Jupiter
c)
Earth
d)
Pluto
20.
Where is the asteroid belt found?
a)
between earth and mars
b)
Between Uranus and Neptune
c)
Between Mercury and Venus
d)
Between Mars and Jupiter
21.
Put the moon phases in order
a)
New moon, crescent, first quarter, gibbous, last quarter, new moon
b)
Ok.....no one cares!!!!!
c)
New moon, half moon, full moon
d)
Quarter moon, half moon, full moon, new moon
22.
Which is true?
a)
99.86% of the system's mass is found in the Sun and the majority of the remaining 0.14% is contained within the solar system's eight planets.
b)
We only ever see one side of the moon from Earth.
c)
All of the above
d)
This answer is wrong.
23.
How many planets support life in the entire space time continuum
a)
64
b)
32
c)
Infinite
d)
π
24.
How do the seasons change
a)
The Sun is dying Then getting remade
b)
Gavin ate a slice of pizza and turned the earth
c)
Who.....CARES!?!?!?!?!?
d)
The earth rotating on it's axis
25.
Stars are different colors because
a)
some are closer to Earth than others.
b)
some are bigger than others.
c)
some have different temperatures than others.
d)
the color depends on their solar system.
26.
Which of the following is one way stars are different from moons?
a)
Stars move around planets
b)
Stars are smaller than moons
c)
Stars are smaller than moons
d)
Stars produce heat and light
27.
Why do stars appear to move across the sky every night?
a)
Earth is rotating
b)
The Sun is spinning
c)
The Sun is rotating around the stars.
d)
The stars are rotating around Earth
28.
Most planets in our solar system have at least one natural satellite, or ____________.
a)
star
b)
asteroid
c)
crater
d)
moon
29.
Which of the following is NOT true?
a)
In the night sky, there are more planets visible than stars.
b)
Stars have a hotter surface temperature than planets
c)
Stars and planets can be made from gases.
d)
Planets reflect light from the sun, but stars make their own light.
30.
Which planet is the coldest?
a)
Neptune
b)
Saturn
c)
Uranus
d)
Earth
31.
Which planet is the windiest?
a)
Uranus
b)
Saturn
c)
Venus
d)
Neptune
32.
How did the Milky Way Galaxy form?
a)
Cloud of gas and dust
b)
Black hole birth
c)
Supernova Explosion
d)
Earth Collided with Sun
33.
What is at the Center of the Milky Way Galaxy?
a)
Sun
b)
Black Hole
c)
Earth
d)
Nebula
34.
What is at the center of our solar system?
a)
Earth
b)
Sun
c)
Nebula
d)
Black Hole
35.
What are the inner planets made of?
a)
Rock
b)
Ice
c)
Gas
d)
Ammonia
36.
Which planet has life?
a)
Uranus
b)
Earth
c)
Jupiter
d)
Saturn
37.
Stars never move.
a)
true
b)
false
38.
There are more stars than a person could ever count.
a)
true
b)
false
39.
There are eight phases of the moon
a)
true
b)
false
40.
The moon glows which is why we can see it at night.
a)
true
b)
false
41.
There are more stars than a person could ever count.
a)
true
b)
false
42.
Constellations change shape and size.
a)
true
b)
false
43.
What is the core of Jupiter composed of?
a)
Plasma
b)
Iron
c)
Helium
d)
Liquid Metallic Hydrogen
44.
What does the interstellar cloud form into next?
a)
Planetesimals
b)
Planets
c)
Solar Nebula
d)
The Sun
45.
The sun and everything that revolves around it.
a)
solar system
b)
galaxy
c)
universe
d)
rotation
46.
The imaginary line running through the center of Earth.
a)
axis
b)
moon
c)
constellation
d)
orbit
47.
The star at the center of our solar system.
a)
Sun
b)
moon
c)
orbit
d)
axis
48.
The moon appears to change shape because of _____.
a)
the Moon's revolution around Earth
b)
the seasons of the year
c)
the movement of stars in they sky
d)
Earth's rotation on its axis
49.
Fixed patterns of stars are called _____.
a)
Constellations
b)
Nebulas
c)
orbits
d)
systems
50.
It takes about _____________ for the moon to go through all of its phases.
a)
28 days
b)
365 days
c)
24 hours
d)
24 days
51.
It takes Earth _____________ to make one revolution or orbit around the Sun.
a)
365 days
b)
365 hours
c)
28 days
d)
24 hours
52.
To increase or get bigger.
a)
Waxing
b)
Waning
53.
To decrease or get smaller
a)
waning
b)
waxing
54.
A rocky body that orbits around a planet.
a)
moon
b)
star
c)
axis
d)
Sun
55.
A tool used to make distant objects appear larger, brighter, and sharper.
a)
telescope
b)
planet
c)
moon
d)
microscope
56.
When does a waning moon occur?
a)
just after a full moon
b)
just after a crescent moon
c)
when all of the Moon's near side is dark
d)
between a first-quarter moon and a new moon
57.
If it is winter in the Northern Hemisphere, what season is it in the Southern Hemisphere?
a)
Spring
b)
Fall
c)
Winter
d)
Summer
58.
What happens when the area you live in tilts away from the sun?
a)
It is summer
b)
It is spring
c)
It is fall
d)
It is winter
59.
How does tides form?
a)
by the earth going around the sun
b)
the earth going around the moon
c)
the sun going around the mars
d)
the moon going around the earth
60.
This causes an object to move away from the center of the object it is circling.
a)
Gravity
b)
Mass
c)
Centrifugal force
d)
Velocity
61.
The Earth's magnetic field protects us from
a)
Solar Flares
b)
Keeps the atmosphere in place
c)
Both A and B
d)
None of the above
62.
The largest planet in our solar system is
a)
Uranus
b)
Neptune
c)
Pluto
d)
Jupiter
63.
To escape Earth's gravity and establish an orbit around the Earth, a spaceship has to reach
a)
Exceptional Velocity
b)
Escape Velocity
c)
Orbital Velocity
d)
The speed of sound
64.
___________ move magma from the center of the Earth to the surface causing plates to move.
a)
Velocity
b)
Convection Currents
c)
Centrifugal Force
d)
Gravity
65.
How many Earth's will fit inside the sun?
a)
A little over 1 million
b)
1500
c)
A little over 2 million
d)
4 million
66.
True or False: Mars has 3 moons.
a)
True
b)
False
67.
The gravity on this planet is 6 times stronger than Earth's gravity
a)
Jupiter
b)
Saturn
c)
The sun
d)
Neptune
68.
Which planet is this?
a)
Neptune
b)
Krypton
c)
Jupiter
d)
Venus
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