Vocab 1
What is a ball of frozen dust and rock that orbits the sun and has a tail that glows?
comet
What is a natural object that orbits a planet?
moon
Which planet spins on its side?
Uranus
What does the prefix "sol" in solar mean?
sun
What are the outer planets made of?
gas
What is a large body in space that orbits a star and does not produce light of its own?
planet
What is all of space and everything in it?
universe
Which planet is the hottest?
Venus
What force causes earth to orbit the sun?
gravity
How long does it take for earth to make a full rotation on its axis?
24 hours
asteroid
What is the path of an object as it revolves around another object in space?
orbit
How are comets and asteroids similar?
They are both made of rock and orbit the sun
Does the earth rotate or revolve around the sun?
revolve
What are the inner planets made of?
hard, rocky material
What is a giant glowing ball of hot gas that is held together by its own gravity?
star
What is a scientific tool that makes faraway objects, like stars and planets, appear closer, larger, and brighter?
telescope
Why isn't Pluto a planet?
there are too many objects in its orbit
How long does it take the earth to orbit the sun?
365.25 days
What is the main reason earth has seasons?
the tilt of earth's axis
What is the sun, planets, and all the other objects that revolve around the sun?
solar system
What is a giant, doughnut-shaped ring in space located between the inner and outer planets?
asteroid belt
List the correct order of the planets
Mercury - Venus - Earth - Mars - Jupiter - Saturn - Uranus - Neptune
If other stars are bigger than the sun, why does our sun look so big to us?
It is closer to us on Earth
List the planets inside of the asteroid belt.
Mercury - Venus - Earth - Mars