Grade 3 Science - Earth

What is the name of our planet?

• Jupiter

• the moon

• Mars

• Earth

• Saturn

Look at the diagram.

What is the name of the red section of Earth?

Look at the diagram.

What is the name of the yellow (and largest) layer?

Name the two metals found in the outer core.

• iron & magnesium

• bronze & copper

• silver & gold

• iron & nickel

Which section of the Earth is liquid rock?

• inner core

• outer core

• mantle

• crust

Choose the correct answers.

The inner core is ___ & ___.

• super hot

• super cold

• a solid

• a liquid

Which layer of Earth do we live on?

How thick is the Earth's crust?

• 5-10km

• 10-20km

• 30-50km

• 50-120km

The Earth's crust is made up of:

• mountains, valleys and rivers

• continental plates and oceans

• lots of mountains and lakes

• rocks

Look at the picture.

Name the landform.