Gravity


Answer these questions.  Conduct the mini experiments and bring your knowledge with you to class on Friday.

1.
What is gravity?
2.
The strength of the gravitation between two objects depends upon the ____________________ and the ___________.
3.
The force of gravitation between to objects acts on which of the follwing?  One object?  Both objects?
4.
Visit this hyperlink.  Select the section entitled "What is Gravity?" and go to Page 2 first.  Make a drawing to match the gravitational fields shown in the diagram. 

a.  Is it possible to actually see the force of gravity?

b.  Go to page 6 of this of the section entitled "What is Gravity?"; tell if there is a difference between the force of gravity and acceleration due to gravity?
5.
Visit this hyperlink - tell what force keeps you on the ground and what force pulls objects to earth?
6.
Drop two objects of different weights from the same height.  (Please don't use breakable objects).  What happens?