Science
Chapter 11
Motion
Every time you move it is called motion. Example- When Usain Bolt runs around the track at like 30 miles per hour.
Velocity
Velocity tells the direction and speed in one sentence. Example- Billy Joe ran 4 miles per hour going west
Newtons third law of motion.
Every action has an equal and opposite reaction.
Sliding friction.
Example, When you are ice skating and you fall down you will slide, andd thats called sliding friction
Friction
When you are riding your bike on the sidewalk, you are using friction.
Issac Newton wrote 169 books. When he was 12 years old he was bullied alot by this one big kid, but one day he challenged to fight him ad he won.
Gravity.
Gravity maked you feel weightless. On the moon you wiegh one sixth of as you do on Earth. Without gravity you would be floating around all day because gravity pulls you down.
Sources.
Google and google images