Share WW4 unit 5 vocabulary practice space
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the force that makes objects fall to the ground
gravity
an electronic system in space for communication
satellite
a giant space ‘snowball’ of gas, rock, and dust with a long tail
comet
a curved path around a planet, star, or moon
orbit
the group of planets and stars around our sun:
solar system
a huge group of many millions of stars and solar systems
galaxy
a giant star in the Solar System
Sun
the closest planet to Earth
Venus
The furthest planet from Earth
Neptune
A round object that moves around a planet
moon
The largest planet is
Jupiter
Their _______ is 11,000 kilometres per hour.
SPEED
The moon is about 384,000 km _______ .
away
The theatre which shows start and plabents on its ceiling is _____.
a planetarium
Mars is millions of kilometres ________ .
AWAY
a device used to observe distant objects
telescope
