Space Vocabulary

Space Vocabulary

Unit 8

Solar System

sun, planets, and all the other objects that revolve around the sun

planets

Major bodies that orbit a star

moons

orbits a planet

terrestrial

composed mostly of rock or metal

revolution

The movement of one object in an orbit around another object

rotation

The spinning motion of a planet on its axis

orbital path

the gravitational curved path of an object around a point in space

gravitational force

attractive force that acts between any two objects

advantage

Something that may help to be successful or to gain

disadvantage

factor which makes a person or a thing less useful or successful