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WorksheetsThe Solar System
Total questions: 66
Worksheet time: 2hrs 12mins
Which is the largest object found in our solar system?
the Sun
Jupiter
Saturn
the Earth
Which of the planets is closest to the Sun?
Uranus
Mercury
Neptune
Venus
Which of the planets is the farthest from the Sun?
Neptune
Saturn
Mercury
Uranus
A small object that appears as a streak of light as it enters Earth's atmosphere and is heated by friction is a(n) __________________________.
asteroid
moon
comet
meteor
A small rocky object that orbits the sun is a(n) __________________________.
comet
asteroid
planet
meteoroid
A natural satellite of a planet is a _________________.
galaxy
comet
moon
star
Earth and the three other planets closest to the Sun are made up of mostly __________________.
gas
ice
water
rock
One of the biggest differences between the inner and the outer planets is which?
the outer planets all have water and the inner planets do not
the inner planets are much larger than the outer planets
the outer planets are made up of mostly gas while the inner planets are made up of mostly rock
the inner planets have rings and the outer planets do not
Where is the Asteroid Belt located?
It is found between Earth and Mars.
It is located between Uranus and Neptune.
It is found between Mercury and Venus.
It is located between Mars and Jupiter.
Why does Earth have different seasons?
This is because of the distance between the Earth and the Sun.
This is due to the speed of Earth as it rotates on its axis.
This is due to the amount of light that is blocked by the moon when the Earth rotates.
This is because of the tilt of Earth on its axis as it revolves around the Sun.
Which of the following is an accurate model of how the Sun, Earth, and Moon move?
Both the Sun and Moon orbit the Earth.
The Earth and the Moon orbit the Sun.
Earth orbits the Sun and the Moon orbits the Earth.
The Earth and the Sun both orbit the Moon.
What is the largest planet in our solar system?
Neptune
Mercury
Saturn
Jupiter
How many days does it take the Earth to completely revolve around the Sun?
30 days
365 ¼ days
100 days
250 ¼ days
What holds the moon, the planets, and all other objects in their orbit around the Sun?
moons
magnetism
gravity
the sun's heat and light
Which model of the solar system has the Sun in the center with all of the planets and other bodies going around it?
The Heliocentric Model
The Geocentric Model
The Spaceocentric Model
The Planetocentric Model
What separates the inner planets from the outer planets?
several dwarf planets
comets
the Asteroid Belt
meteoroids
Beginning from closest to the Sun and moving outward, what is the correct order of the inner planets?
Jupiter, Saturn, Uranus, Neptune
Mercury, Venus, Earth, Mars
Mercury, Earth, Venus, Mars
Neptune, Venus, Uranus, Earth
Which statement below is true?
The outer planets are made up of mostly rocky material.
Pluto is no longer classified as a planet.
Earth is considered an outer planet.
The inner planets are all made up of gases.
A small body that orbits a planet is a(n) _________________.
comet
moon
asteroid
dwarf planet
Which model of the solar system has the Earth in the center with all of the planets and other bodies going around it?
The Spaceocentric Model
The Heliocentric Model
The Planetocentric Model
The Geocentric Model
Beginning from closest to the Sun and moving outward, what is the correct order of the outer planets?
Neptune, Saturn, Venus, Mercury
Jupiter, Saturn, Uranus, Neptune
Mercury, Venus, Earth, Mars
Saturn, Jupiter, Uranus, Neptune
The Sun is a _________________.
moon
star
planet
comet
The Sun is located about ________________________ miles from Earth, which makes it the closest star to Earth.
93 thousand
25 million
93 million
250 billion
The Sun is approximately ___________ years old.
46
4.6 thousand
4.6 million
4.6 billion
The Sun is a giant sphere of hot gas that is made up of mostly _______________ and _______________.
hydrogen, carbon dioxide
helium, oxygen
hydrogen, helium
nitrogen, hydrogen
Which of the following does the Sun NOT do?
It provides heat which keeps the planet warm enough for there to be life.
It powers the water cycle.
It supplies the Earth with fresh water.
It provides sunlight to plants which gives them food through the process of photosynthesis.
The Sun is currently a ____________________ star.
protostar
main-sequence
red giant
planetary nebula
Dark areas found on the surface of the Sun are _____________________.
moons
sunspots
asteroids
nebulas
Sunspots are much ________________ than surrounding areas of the Sun.
cooler
warmer
about the same temperature
sometimes warmer and sometimes cooler
The Sun and the many bodies that revolve around it make up the _________________________.
galaxy
Milky Way
solar system
universe
The eight planets in our solar system are _________________________________.
Comets, asteroids, dwarf planets, Mars, Jupiter, Saturn, meteorites, and the Moon.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and the Sun
Pluto, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, and Neptune
Pluto is now considered what?
a star
an asteroid
a dwarf planet
a moon
What is a galaxy?
A chunk of matter that enters Earth's atmosphere and is heated by friction with the air.
A huge system of gas, dust, and stars.
A small, orbiting body made up of dust, ice, and frozen gases.
A large body that revolves around the Sun.
What is a comet?
A small, orbiting body made up of dust, ice, and frozen gases.
An area where millions of icy bits and pieces float together around the Sun.
A chunk of matter that enters Earth's atmosphere and is heated by friction with the air.
A huge system of gas, dust, and stars.
What is the Kuiper Belt?
Dark areas found on the surface of the Sun.
A large body that revolves around the Sun.
A small, orbiting body made up of dust, ice, and frozen gases.
An area where millions of icy bits and pieces float together around the Sun.
The attraction between Earth and objects at or near its surface is ___________________.
hydrogen
meteor
gravity
satellite
Where is the dwarf planet Pluto found?
Beyond Neptune in the Kuiper Belt.
In the Asteroid Belt.
Between the planets Mercury and Venus.
Between the planets Jupiter and Saturn.
The smallest planet in our solar system is _________________.
Earth
Mars
Venus
Mercury
Which instrument do astronomers use to see the distant solar system from Earth?
space shuttles
microscopes
telescopes
space stations
What do space probes do?
They take pictures of the solar system.
They are special space crafts that carry instruments into space.
The provide us with the temperature of all the planets.
They help astronomers see the distant solar system better.
The first person to ever walk on the moon happened in what year?
1899
1963
1969
1986
In what year did the space shuttle Challenger tragically blow up?
1975
1983
1986
2009
Our solar system is located in the ________________________ galaxy.
Snickers
Milky Way
Kit Kat
Twix
Planets and other bodies in space ___________________, or go around the Sun in an elliptical path.
rotate
revolve
spin
float
The Sun is a giant _______________ of hot, glowing gas.
asteroid
moon
planet
sphere
The uneven heating of Earth's surface by the Sun creates __________________.
darkness at night
wind
seasonal changes
oceans
Scientists use ________________ to describe stars. A star's life has a beginning, a middle, and an end.
orbits
space stations
life cycles
galaxies
The last stage in a star's life cycle is the ____________________ stage.
red giant
planetary nebula
white dwarf
black dwarf
___________________ can be used to explore regions of space that are too far or perilous for humans to visit directly.
Satellites
Space probes
Telescopes
Space stations
All eight planets travel around the Sun in which kind of orbit?
a circular orbit
a square-shaped orbit
an elliptical orbit
an ever-changing orbit
Select ALL of the planets below that are considered to be inner planets.
Earth
Mercury
Saturn
Venus
Select ALL of the planets below that are considered to be outer planets.
Venus
Mars
Neptune
Jupiter
Select ALL the facts that are true about the Sun.
The Sun provides sunlight to plants.
The Sun powers the water cycle.
The Sun is a giant sphere of hot gas.
The Sun provides heat that keeps the planet warm and livable.
The Sun is so large __________________ Earths can fit inside of it.
10,000
100,000
1,000,000
1,000,000,000
All stars produce energy through which process?
eclipses
gravity
nuclear fusion
solar prominences
What makes our sun so special?
It is currently a main-sequence star.
It is not the hottest or the coldest star in the solar system.
It is the closest star to Earth.
It is a medium-sized star.
The first stage in a star's life cycle is the _________________ stage.
white dwarf
nebula
protostar
red giant
The path of a planet around the sun is caused by the _______________________ attraction between the Sun and the planet.
gravitational
elliptical
rotational
uneven
The Sun is currently a main-sequence star. The type of star our Sun is classified as is a ______________________.
blue giant
yellow dwarf
supergiant
red dwarf
____________________ is the scientific study of the universe: the stars, planets, galaxies, and everything in between.
Chemistry
Astronomy
Meteorology
Biology
In 1990, the ___________________ was sent into outer space. It has since sent back pictures of our universe that couldn’t have been taken in any other way.
International Space Station
Hubble Space Telescope
Asteroid Belt
Kepler Telescope
Space _______________ are sent to explore other planets in our solar system.
satellites
shuttles
telescopes
probes
The two planets without moons in our solar system are _____________ and _____________.
Mercury, Venus
Jupiter, Saturn
Uranus, Neptune
Venus, Mars
The hottest planet in our solar system, _______________, interestingly is not the planet closest to the Sun.
Saturn
Uranus
Venus
Mars
Life is possible on Earth and not on any of the other planets in our solar system. This is because Earth has an oxygen-rich atmosphere and _______________________.
warm temperatures
carbon dioxide
sunlight
fresh water
Which one of the eight planets in our solar system is Mr. Milliken's favorite?
Saturn
Venus
Neptune
Any planet that Evelyn is not on!
