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Match Yes or No
Do we feel the gravity?
a.Yes
b.No
Did Isaac Newton discover gravity in 1666?
a.Yes
b.No

Complete the sentences below
Physics and weight are measured in ---------.
The sun has much more gravity than------------.
We only feel gravity when we ----, or -----------.

Match true or false
Gravity push T( ) F ( )
We generate gravity T( ) F ( ) 
Every day we are about 1/2 inch taller in the morning T( ) F ( )

Answer the questions
What will happen if we were in outer space?
What is Newton's law about?