Science Test 11

Front

the surface of the sun

Back

photosphere

Front

the outermost part of the sun

Back

corona

Front

energy emitted in the form of beautiful colors of light

Back

aurora

Front

the sun's atmosphere

Back

chromosphere

Front

orbits Earth; maintained and used by different countries

Back

International Space Station

Front

an unmanned research spacecraft sent beyond Earth's orbit

Back

probe

Front

a reusable vehicle used to transport equipment and people into space

Back

space shuttle

Front

any object that orbits another object

Back

satellite

Front

These are also known as terrestrial planets.

Back

Inner planets

Front

called the gas giants because their surfaces are made of gases

Back

Jupiter, Saturn, Uranus, Neptune