SIE 4 Ch 9 Solar system and Ch 10 Structure of the Earth

Write the name of planets in our Solar System.

Asteroids and comets are ... than the planets.

• smaller

• bigger

Asteroids are small, rocky objects. They are mostly found in the asteroid belt between .... and .... .

• mars

• mercury

• jupiter

• neptune

A galaxy is a huge group of stars.

True or False?

• True

• False

The Milky Way is the only galaxy in the universe.

True or False?

• True

• False

The Solar System is a planetary system.
What is a planetary system made up of?

The Earth spins on its ....

• axis

• centre

• days

• hours

It takes 24 ... to complete one spin.

• axis

• centre

• days

• hours

Look at the diagram.

Which diagram shows the shadow of the stick under the Sun around noon?

• A

• B

The Sun appears to move across the sky because Earth is ....