Wonders 3.3: Reading Comprehension: Earth

Front

What is Earth?

Back

Earth is a rocky planet that shares space with many other planets in the solar system.

Front

How long does it take for Earth to rotate once?

Back

It takes one day for Earth to rotate one time around its axis.

Front

Why does the Moon seem to change shape?

Back

The Moon seems to change shape because as it travels around Earth, sunlight hits it from different directions.

Front

What features can be found on the Moon?

Back

The Moon has mountains, valleys, and craters.

Front

What do Mercury, Venus, Earth, and Mars have in common?

Back

They are all made of rock.

Front

What is the solar system?

Back

The solar system is a collection of planets, including Earth, that orbit around the Sun.

Front

What is rotation?

Back

Rotation is the spinning of a planet on its axis.

Front

What is revolution?

Back

Revolution is the movement of a planet around the Sun.

Front

What is the Sun?

Back

The Sun is a star at the center of the solar system that provides light and heat to the planets.

Front

What are rocky planets?

Back

Rocky planets are planets that have solid surfaces, like Earth, Mars, Venus, and Mercury.