The Solar System

Front

What is the coldest planet in the solar system?

Back

Uranus is the coldest planet.

Front

Why is Pluto classified as a dwarf planet?

Back

Pluto is too small, cannot clear its own orbit, and there are many other dwarf planets the same size.

Front

Which planet is the largest in the solar system?

Back

Jupiter is the biggest planet.

Front

How many planets are there in our solar system?

Back

There are 8 planets in the solar system.

Front

Which planet is primarily made up of liquid water?

Back

Earth is the planet made up of mostly liquid water.

Front

What is a planet?

Back

A planet is a celestial body that orbits a star, is spherical in shape, and has cleared its orbit of other debris.

Front

Name the four terrestrial planets in our solar system.

Back

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

Front

What are gas giants?

Back

Gas giants are large planets that are mostly made up of gases, such as Jupiter and Saturn.

Front

What is the asteroid belt?

Back

The asteroid belt is a region in space between Mars and Jupiter where many small rocky bodies orbit the Sun.

Front

What is a comet?

Back

A comet is a small celestial body made of ice, dust, and rocky material that, when close to the Sun, develops a glowing coma and tail.