Astronomy Review

Front

What is the largest object in our solar system?

Back

The Sun is the largest object in our solar system.

Front

Which planet has the smallest orbit time?

Back

Mercury has the smallest orbit time around the Sun.

Front

Which planet has the largest orbit time?

Back

Neptune has the largest orbit time around the Sun.

Front

What is the distance from the Earth to the Moon?

Back

The average distance from the Earth to the Moon is about 240 miles.

Front

What classification does Pluto currently hold?

Back

Pluto is classified as a dwarf planet.

Front

Which two planets are most similar in size?

Back

Earth and Venus are most similar in size.

Front

What is the main difference between a planet and a dwarf planet?

Back

A planet has cleared its orbit of other debris, while a dwarf planet has not.

Front

Name the four terrestrial planets in our solar system.

Back

The four terrestrial planets are Mercury, Venus, Earth, and Mars.

Front

What are gas giants?

Back

Gas giants are large planets that are primarily composed of hydrogen and helium, such as Jupiter and Saturn.

Front

What is the significance of the asteroid belt?

Back

The asteroid belt separates the inner terrestrial planets from the outer gas giants.