Hooke's law

1

How might the shape of an object change if forces act away from each other in a straight line?

2

How might the shape of an object change if forces act towards each other in a straight line?

3

Which statement best describes Hooke’s law?

4

What is the shape of a Force-Extension graph for a spring if it obeys Hooke’s law?

5

What is the spring constant a measure of?

6

What is the unit for the spring constant?

7

How is the spring constant found from a Force-extension graph?

8

What is the name for energy stored by a stretched spring?

9

A spring extends elastically by 10 cm when a force of 20 N is applied to it. What force would be needed to extend the spring by 5 cm?

10

A spring extends elastically by 10 cm when a force of 2 N is applied. What is the value of the spring constant?