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L6-Chemistry/Physics
CHEC 5th/6th Science
Question | Answer |
---|---|
Mechanics | Study of motion |
Newton’s 1st Law of Motion | Body of rest tends to stay at rest and body in motion tends to stay in motion OR Inertia |
Force | Push or pull on an object |
Newton’s 2nd Law of Motion | Force is what causes an object to change speed or direction |
Acceleration | change in speed and direction of something |
Newton’s 3rd Law of Motion | for every action there is an equal and opposite reaction |
Sound | A vibration |
Sound Wave | Moving vibration |
Echo | Sound you hear a second time |