How the brain works ✓

The brain is mostly made up of 

• fat

• water

• butter

How much of the body's energy does the brain use?

• 2%

• 10%

• 20%

Neural pathways are like  ____ in the brain.

• roads

• butter 

• water

The brain has trillions of neural connections within the brain.

• True 

• False 

Information is passes along the neural pathways through a series of 

• messages in a bottle.

• boats floating on water.

• chemical messages and electrical impulses.

Our brain generates 10-25 watts of power enough to power a 

• light bulb.

• car. 

Your brain is constantly working for you!

• True

• False