Forces Flashcards
1
Q
What can a force do to an object?
A
Change its direction.
Change its speed.
Change its shape.
2
Q
What is the name of the force that pulls objects down?
A
Weight.
3
Q
What force pushes up from a floor?
A
Reaction force.
4
Q
What does equilibrium mean when referring to forces?
A
The forces acting on the object are equal in size and opposite in direction.
5
Q
What is meant by a gravitational field?
A
An area where an object with mass feels a force.
6
Q
What force causes a boat to float?
A
Upthrust
7
Q
How can forces cause acceleration?
A
If the forces are unbalanced, and the forward force is greater.
