Solar System Grade 4

Front

Which planet is known as the 'red planet'?

Back

Mars is known as the 'red planet' due to its reddish appearance caused by iron oxide on its surface.

Front

What are the TWO cold planets?

Back

The two cold planets are Neptune and Uranus, which are located far from the Sun.

Front

Which planet has no solid surface?

Back

Jupiter has no solid surface; it is a gas giant made mostly of hydrogen and helium.

Front

Is Pluto considered a dwarf planet?

Back

Yes, Pluto is considered a dwarf planet because it does not clear its orbit of other debris.

Front

Mercury, Venus, Earth and Mars are known as the ________ planets.

Back

These planets are known as the 'Inner planets' because they are closer to the Sun.

Front

What is the largest planet in our solar system?

Back

Jupiter is the largest planet in our solar system.

Front

What is the smallest planet in our solar system?

Back

Mercury is the smallest planet in our solar system.

Front

Which planet is known for its rings?

Back

Saturn is known for its beautiful rings made of ice and rock particles.

Front

What is the main component of the Sun?

Back

The Sun is primarily made of hydrogen and helium.

Front

What are the outer planets also known as?

Back

The outer planets are also known as the 'Gas giants'.