What is Motion?

Without motion...

• ...the Earth would fall out of orbit.
• ...everyone would be able to run faster.
• ...life would be awesome!
• ...everything would stay in the same place.

Motion is a change in position over time.

• True
• False

When riding in a car, how can you tell that the vehicle is moving?  

• You see your mom's foot on the gas pedal.
• You read a book while you sit in the backseat.
• You look out the window and see the trees moving by you.
• You kick the seat in front of you.

Frame of reference can be used to detect motion.

• True
• False

When you ride on roller coaster and you look down at the people standing in line, you can tell that you are moving.  This is an example of: 

• movement 
• frame of reference
• force
• motion