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WorksheetsSolar System Classification
Total questions: 36
Worksheet time: 23mins
An astronomical unit (AU) refers to the distance between
the Moon and the Sun.
Earth and the Moon.
the Sun and the nearest star.
Earth and the Sun.
A large, solid spherical body in the solar system is classified as a moon. Which characteristic of the body gives it this classification?
It lacks liquid water.
It reflects light from a star.
It orbits a nearby planet.
It rotates on its axis.
Which object in our solar system is a star?
Moon
Sun
Meteor
Sirius B
What's the difference between comets and asteroids?
Asteroids are made of metal and rock, while Comets are ice and rock
Asteroids are made of ice and rock, while Comets are made of metals and rock
There is no difference
Asteroids are made of stardust, while Comets are made up of water
Where do Long-period comets come from?
Kuiper belt
Oort cloud
Past Pluto
What's the difference between meteoroid, meteor, and meteorite?
Meteoroids are sand size, meteors are streaks of light in the sky, and a meteorite is the meteors that has landed
Meteoroids are huge, Meteors are the pieces that land, and Meteorites are shooting stars
There are no differences
Meteoroids are small, Meteors are another name for comets, and Meteorites are shooting stars
What causes Meteoroids to burst into flames upon entering the Earth's Atmosphere?
They are made out of flammable materials
They cannot handle the pressure of Earth
They do not burst into flames, they only reflect the Sun's light
Friction from the Earths atmosphere
What do we call the path of an object that revolves around another object in space?
Gravitational pull
Orbit
Free fall
Spinning
What is the invisible force that causes massive objects to pull other objects towards them?
Orbit
Gravitational Pull
Might
Force
One similarity between asteroids, comets and meteoroids is that they all:
are made of rock
come from the Asteroid Belt
come from the Oort Cloud
orbit the sun
The tail of a comet usually faces
toward the sun.
toward the Earth.
away from the Sun.
away from the Earth.
Which object in space is larger?
Asteroid
Meteoroid
A comet forms a tail when
It is deep in outer space and begins to melt
It gets close to the sun and begins to melt
Planets, asteroids, comets and meteoroids all stay in orbit around the sun due to the sun's strong force of _________________
electricity
solar power
gravity
motion
Which is true of the dwarf planets?
more massive than nearby objects
never have moons
orbit near the Sun
spherically shaped
This dwarf planet has a heart shaped glacier on it.
Eris
Haumea
Ceres
Pluto
Which dwarf planet has 5 moons?
Eris
Mars
Ceres
Pluto
Orbits: Sun
Shape: Irregular
Composition: Mostly Ice
comet
asteroid
planet
dwarf planet
moon
Orbits: Jupiter
Shape: Round
Appearance: Has Volcanoes on Surface
comet
asteroid
dwarf planet
planet
moon
Orbits: The Sun
Shape: Round
Location: The Kuiper Belt
comet
asteroid
dwarf planet
planet
moon
Orbits: The Sun
Shape: Round
Shares it orbit with 79 moons
comet
asteroid
dwarf planet
planet
moon
Orbits: The Sun
Shape: Like a Potato made of a bunch of boulders
Location: Asteroid Belt
comet
asteroid
dwarf planet
planet
moon
Orbits: The Sun
Shape: Round
Location: Asteroid Belt
comet
asteroid
dwarf planet
planet
moon
