WorksheetsSolar System Review2
Total questions: 64
Worksheet time: 34mins
How many planets are there in the solar system?
6
8
9
14
Which is NOT part of our solar system?
the moons around Jupiter
asteroids and meteoroids
comets
stars that are not the Sun
The ____ are the four planets closest to the Sun
outer planets
gas giants
inner planets
larger
The inner planets rotate _____ than the outer planets.
more slowly
more quickly
more frequent
less frequent
Which two planets do not have moons?
Mercury and Mars
Mercury and Neptune
Mercury and Venus
Venus and Mars
Some of the dwarf planets in our solar system are:
Makemake, Ceres and Charon
Pluto, Pallas and Eris
Eris, Pluto and Nix
Haumea, Pluto and Eris
The moons are made up of:
rock or ice
rock or gas
rock or metals
ice or gas
The outer planets are ____ than the inner planets,
smallest
larger
slower
rocky
The outer planets are also called ________.
terrestrial planets
larger planets
gas giants
farthest planets
The outer planets have thick atmospheres of ____ and ______.
oxygen and helium
carbon dioxide and helium
hydrogen and nitrogen
Hydrogen and helium
The four inner planets are:
Jupiter, Saturn, Uranus and Neptune
Mercury, Venus, Earth and Pluto
Mercury, Venus, Earth and Mars
Jupiter, Saturn, Neptune and Pluto
The four outer planets are:
Jupiter, Saturn, Uranus and Neptune
Mercury, Venus, Earth and Pluto
Mercury, Venus, Earth and Mars
Jupiter, Saturn, Neptune and Pluto
The ______ do not have solid surfaces and have a small, rocky core.
outer planets
terrestrial planets
inner planets
smallest
The outer planets are also called ________.
gas giants
terrestrial planets
inner p[lanets
smallest
The outer planets are made of _____.
rock and ice
rock and metals
gas
ice
The outer planets all have a core, mantle, and crust.
True
False
The outer planets are also called gas giants
True
False
Moons are rocky, some are icy, but none of them are made entirely of gas.
True
False
The inner planets have few or no moons, no rings, and they rotate more slowly than the outer planets.
True
False
Each inner planet also has many moons.
True
False
When a planet is farther from the Sun, the gravitational attraction between them decreases and the planet moves/orbits ______.
Slower
Faster
The same speed
Become circular
It takes Earth 365 days to __________ around the sun
Rotate
Orbit
Revolve
Stay
The solar system is shaped like a ________
Disk
Square
Triangle
Moon
The planets travel around it in almost circular paths or __________
Circle
Triangle
Orbits
Animals
_________ that are very different very from each other
12 birds
8 planents
8 cats
8 dogs
______ huge, dirty ice balls with glowing tails of gases
Asteroids
Disk
Gases and dusts
Comets
_______ giant chunks of rock
Comets
Sun
Meteoroid
Asteroids
In the solar system, the sun's _________ keeps the planets and other solar system objects traveling in orbits around it
Sun
Moons
Gravity
Comets
Which answer correctly compares the masses of two objects in the universe?
A galaxy has less mass than nebulae and more mass than a star
A star has more mass than a planet and less mass than a galaxy
A moon has more mass than a star and less mass than a planet
A universe has less mass than a galaxy and more mass than a planet
Which answer choice best describes a star?
a sphere of gas and dust that contains many elements and produces light from fusion and fission reactions.
a collection of gases from several nebulae hot enough to cause a nuclear reaction
a sphere of matter with a temperature and density great enough to cause a nuclear reaction at its center
a collection of hot gases that produces heat but no light
Name the stars located in area A.
main sequence
super giants
white dwarfs
giants
What spectral class do the hottest stars belong in?
B
F
M
O
What type of electromagnetic radiation has the highest frequency?
Radio Waves
Gamma Rays
Infra Red
Microwaves
What stage will our sun enter when it runs out of hydrogen?
White Dwarf
Red Giant
Red Super Giant
Super Nova
The path that the earth revolves in is due to-
the gravitational attraction between the earth and the moon
the gravitational attraction between the sun and the moon
the gravitational attraction between the sun and the earth
the rotation of the earth
A collection of gas and dust that forms stars or results from the death of stars is known as a-
nebula
galaxy
planet
super nova
Which describes the location of star A correctly?
Star A is less bright than the Sun and has a surface temperature above 25,000 K
Star A is brighter than the Sun and has a surface temperature below 25,000 K
Star A is less bright than the Sun and has a surface temperature of above 11,000 K
Star A is brighter than the Sun and has a surface temperature below 11,000 K.
Our Sun is classified as an average star. This places it in the middle of which type of star on the HR diagram?
Main sequence
White dwarf
Red giant
Super giant
Which type of stars belong to spectral class K and have the lowest luminosity?
Giants
White Dwarfs
Supergiants
Main-Sequence stars
Which planets is one of the inner planets?
Jupiter
Saturn
Mercury
Neptune
The Doppler Effect explains if something is moving closer or farther away. If light waves are being produced, their color will appear different if it is moving closer or moving away. What color will a star appear if it is moving away?
red
orange
blue
white
a large grouping of stars in space
galaxy
universe
nebula
orbit
curved path followed by a satellite as it revolves around an object
galaxy
universe
nebula
orbit
any of the large celestial bodies that revolve around the Sun in the solar system
solar system
star
planet
sun
Type T for True OR F for False.
Based on evidence from the Big Bang Theory, stars we observe are moving closer to us.
(a)
Type T for True OR F for False.
The greatest distinction between the geocentric and heliocentric models of the solar system is how they describe the Sun or Earth by their location and motion.
(a)
Type T for True OR F for False.
A satellite could be launched into space to send and receive information to explore the outer planets and other celestial bodies.
(a)
What is the theory that describes how our solar system formed from a cloud of gas and dust pulled together by gravity?
The Nuclear Theory
The Nebular Theory
The Big Bang Theory
Which planets have rocky surfaces and solid metal cores?
inner planets
outer planets
A light year is a measure of...
Speed
Distance
Displacement
Energy
A star's ___ determines if it will be a white dwarf, neutron star, or black hole.
Weight
Distance
Mass
Heat
When a supergiant creates iron, the star collapses and explodes. This explosion is called a...
supernova
white dwarf
black hole
nuclear fusion
What type of star is brighter - white dwarfs or red giants?
White Dwarfs
Red Giants
In the Main Sequence, as star temperature increases...
luminosity increases
luminosity decreases
mass decreases
As you increase the mass of a main sequence star, the star's time in the main sequence
increases
decreases
stays the same
The four gas planets are:
Jupiter, Saturn, Uranus and Neptune
Mercury, Venus, Earth and Pluto
Mercury, Venus, Earth and Mars
Jupiter, Saturn, Neptune and Pluto
In order for life as we know it to exist, a planet must have ___________
Heat
Liquid Water and Carbon
Solar energy
Food
Why does it matter if there was water on mars?
If there was liquid water on Mars, it could have been habitable.
So that we can replenish our depleting water supply on Earth.
So Elon Musk can send more people to Mars.
It doesn't matter. It only matters if there was flowing lava.
