Share 4th Grade Vocab Review for Semester 1 Midterm
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Soft gray powder left after something burns.
ash
A big rock that goes around a planet.
moon
Bright lights in the sky at night, like our Sun.
stars
A big group of billions of stars.
galaxy
The force that pulls things down.
gravity
Everything in space: stars, planets, galaxies, etc.
universe
A tool to see faraway things in space.
telescope
A person who studies stars and space.
astronomer
A place with a telescope to look at space.
observatory
The center of something, like a planet.
core
A space rock with ice that has a bright tail.
comet
Anything that takes up space (solid, liquid, gas).
matter
To look around and find out about something.
explore
How far one thing is from another.
distance
To find out or decide something.
determine
A vehicle that travels in space.
spacecraft
