Outer Space Test Review

Front

What determines the length of a year on Earth?

Back

The time for one orbit of the Earth around the Sun.

Front

The Moon is a natural ______ of Earth.

Back

satellite

Front

What force pulls things into orbit around the sun?

Back

gravity

Front

What moon phase would you see one month after a New Moon?

Back

Full moon

Front

What is scale in scientific terms?

Back

When scientists study an object that is made bigger or smaller than the real thing, without changing the mathematical proportions of its measurements.

Front

What is the primary reason for the seasons on Earth?

Back

The tilt of the Earth's axis as it orbits the Sun.

Front

What is a comet?

Back

A small celestial body made of ice, dust, and rocky material that orbits the Sun.

Front

What is the difference between a planet and a star?

Back

A planet orbits a star and does not produce its own light, while a star generates light and heat through nuclear fusion.

Front

What is an orbit?

Back

The path one object takes around another object in space.

Front

What is the significance of the Earth's rotation?

Back

It causes day and night.