Squashing And Stretching

Question 1

How can floor push you up?

Answer 1

Because of a support force from a chair or the floor is called reaction force.

Question 2

What happens when you stretch a spring?

Answer 2

When your force doubles so does spring to stay on you at all times. When you remove the force the spring will go back to its original shape.

Question 3

What’s the limit?

Answer 3

At some point the spring won’t go back to its original length when you r move force. This is the elastic limit.

Question 4

what’s Hooke’s law?

Answer 4

If the extension doubles when you double the force then the object obeys Hooke’s law