P2.3: Forces In Action Flashcards
1
Q
What could happen when you apply a force to an object?
A
Compress
Stretch
Bend
2
Q
What does it mean when an objects shape is being changed?
A
Deformed
3
Q
What are the two different types of deformation?
A
Elastic
Inelastic
4
Q
What is elastic deformation?
A
If an object returns back to its original shape after the forces are removed
5
Q
What is inelastic deformation?
A
If an object doesn’t return back to its original shape after the forces are removed - stays deformed
Plastic deformation sometimes called.
6
Q
What is extension?
A
The increase in length of a spring when stretched
7
Q
A
8
Q
What happens to the force at the bottom of a spring as you add more mass?
A
Extension increases proportionally
Force is directly proportional to extension
9
Q
A
