Share [EOW5] Unit 8 - review for test
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A large object that moves around a star is called a ______.
galaxy
comet
rocket
planet
The Earth ______ the Sun every year.
travels
communicates
searches
orbits
The Sun and all the planets form a ______.
universe
solar system
space station
galaxy
A very large group of stars is called a ______.
rocket
comet
planet
galaxy
Everything in space is called the ______.
orbit
universe
galaxy
solar system
A space object with a long tail is called a ______.
station
astronaut
comet
planet
A long trip in space is called a ______.
journey
orbit
search
signal
Scientists ______ for life in space using telescopes.
search
orbit
communicate
travel
Outer space is called ______.
universe
orbit
space
galaxy
An alien is also called an ______.
astronaut
pilot
scientist
extraterrestrial
A ______ carries astronauts into space from Earth.
station
spacecraft
planet
rocket
A vehicle that travels in space is called a ______.
galaxy
orbit
spacecraft
rocket
A person who travels into space is an ______.
astronaut
extraterrestrial
pilot
driver
Astronauts live and work on a space ______.
spacecraft
station
rocket
galaxy
Astronauts use radios to ______ with Earth.
speak
tell
say
communicate
If a planet has water, it ______ have life.
is
may
does
must
