Objects in our solar system

Front

An explanation a scientist makes that we can test to see if it is true or not is a _________.

Back

hypothesis

Front

When a meteor hits Earth, what is it called?

Back

meteorite

Front

Changes with new observations: Theory or Law?

Back

Theory

Front

They are sometimes called shooting stars.

Back

meteors

Front

Describe a comet's origin and orbit.

Back

Oort cloud or Kuiper belt, long elliptical orbit

Front

What is the center of our solar system?

Back

The Sun

Front

What are the four terrestrial planets?

Back

Mercury, Venus, Earth, Mars

Front

What are the gas giants in our solar system?

Back

Jupiter, Saturn, Uranus, Neptune

Front

What is the difference between a meteoroid and a meteorite?

Back

A meteoroid is a small rock in space; a meteorite is a meteoroid that hits Earth.

Front

What is the asteroid belt?

Back

A region between Mars and Jupiter where many asteroids are found.