Unit 10 RES Intro to Space Vocab

The Sun, planets and other objects that orbit the Sun.

• Solar System

• Inner Planets

• Gravity

• Atmosphere

The star of the solar system, that provides energy and gravitational force.

• Universe

• Outer Planets

• Sun

• Solar System

The entire mass of air that surrounds Earth made up of 78% nitrogen, 21% oxygen, and trace amounts of other gases.

• Sun

• Ozone Layer

• Atmosphere

• Satellite

Earth has a polar north and south from which magnetic lines of force are present like a giant magnet.

• Universe

• Earth's Magnetic Field

• Ozone Layer

• Sun

Protective layer in atmosphere that shields Earth from UV radiation.

• Ozone Layer

• Earth's Magnetic Field

• Sun

• Gravity

A natural or artificial body that revolves around a planet.

• Satellite

• Ozone Layer

• Atmosphere

• Sun

Space and all the matter and energy in it.

• Sun

• Universe

• Gravity

• Earth's Magnetic Field

A force of attraction between objects that is due to their masses.

• Gravity

• Inner Planets

• Sun

• Satellite

Small, rocky planets that orbit closest to the sun including Mercury, Venus, Earth and Mars.

• Universe

• Sun

• Outer Planets

• Inner Planets

Jupiter, Saturn, Uranus, and Neptune. Called Gas Giants.

• Universe

• Earth's Magnetic Field

• Outer Planets

• Satellite