Grade 2 Science Quiz

Long before earth existed what exploded in space?

• A star

• A moon

• A planet

• Dust

When a star explodes in space it is called a ?

Some of the dust and gas from the Super Nova swirled and turned into what ?

• 
• 

The gas, rocks and dust kept bumping together to make the other planets, including earth.

Do you remember what Dr Lal said the earth is made of?

What is the moon made of?

• It used to be part of Earth! It is actually made of rock.

• Marshmallows

The story of earth began billions of years ago when what exploded in space?