2. Weight is a measure of an object’s mass and: its volume its size the acceleration of gravity
3. __________ is the attractive force between two objects that depends on mass and distance. resistance gravity momentum
4. A person is standing on a scale in an elevator. When at rest, the scale reads 50 N. As the elevator begins to rise (figure 1), what would the scale read? 10 N 50 N 80 N
5. The elevator gets to the top floor and then begins to descend (figure 2). As the elevator goes down, what would the scale read? 10 N 50 N 80 N
6. Newton’s Third Law States that: everything that goes up must come down to every action, there is an opposite reaction objects in motion tend to stay in motion
7. Force is measured in: calories meters per second newtons
8. Two balls are dropped from the same height. Ball A has a mass of 10 kg, Ball B has a mass of 5 kg. Which one will land first? Ball A Ball B Both land at same time
9. In an ELASTIC collision, two objects collide with each other and then: bounce off stick together drop down
10. How much forces is necessary to change the motion of an object is: gravitational momentum friction
Score = Correct answers: