Chapter 11 lesson 2
Science
Momentum
The combination of the mass and the speed of an object.
Ex: A baseball bat hits a baseball
Weightlessness
The state of being without detectable weight. A skydiver would feel weightless if he/she was falling to the earth.
Ex: A skydiver falling from a plane
Newton's Laws
1stLaw
A object in motion tends to stay in motion, an object at rest, tends to stay at rest, unless acted upon by an outside force.
2nd Law
The acceleration of an object is dependent upon the force acting on the object and the mass of the object.
3rd Law
Every action has an equal and opposite reaction.