Solar System

Asteroid

a rocky, metallic object that orbits the sun.

gravity

a force of attraction that exist between any object with mass.

meteorite

any part of meteoroid that reaches earth's surface.

Solar System

a star, such as the Sun, and all the objects orbiting it.

comet

a ball of ice and rock that orbits the Sun. Comets develop tails when they get too close to the Sun.

Dwarf planet

similar to a planet but not large enough to be called a planet. It has not cleared its orbital path.

Meteor

a meteoroid that enters Earth's atmosphere and burns with a streak of light.

meteoroid

small, rocky objects that orbits the Sun in both outer and inner regions of Solar System.

Rotation

the motion the Earth makes on its axis (24 hours)

Revolution

the motion the Earth makes around the sun (365 ¼ days)