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Video Questions - Physical Science Week 19
 

Name __________________________________________________

 

Use video information to fill in the blanks in these statements.

Video #1

1. Newton's First Law says that an object at rest stays at rest unless a ______________________________ acts on it.

 
2. Newton's Second Law says that an object's acceleration depends on its __________________ and the amount of _______________________ applied.

 
3. Newton's Third Law says that every ____________________________ has an equal and opposite _________________________________.

 
4. It takes a ______________________________ to make something start moving.

 
5. Once an object is moving, it will keep moving in a straight line until a ______________________________ makes it change.

 
6. The resistance of an object to a change in its motion is called ____________________________________.

 
7. Two objects rubbing together cause _________________________________________.

 
8. Gravity pulls everything toward the __________________________________________________.

 
9. Mass is the amount of _____________________________ in an object.

 
10. A change in speed is called ____________________________________________________.

 

Video #2
11. The product of mass and velocity is called _________________________________________________.

 
12. The Law of Conservation of Momentum states that the total momentum before and after an event must be _______________________________.

 
13. Speed equals distance divided by __________________________________.

 
14. Angles are measured in a ________________________________________________ direction on an X/Y axis.

 
15. On an X/Y axis, _______________ is horizontal and _________________ is vertical.