3. Force and Pressure Flashcards
1
Q
What does forces do?
A
- Stop or move an object
- Slow down or speed up object
- Change direction of object
2
Q
What is a mass?
A
Is the measure of amount in a body
3
Q
What is weight
A
Amount of gravitational field strength acting on the object
4
Q
Gravitational field
A
A region when a mass experience due to gravitational attraction
5
Q
Gravitational field strength
A
the gravitational force acting per unit mass
6
Q
link mass and weight together
A
weight=mass (gravitational force)
7
Q
Formula for force
A
Force= mass (acceleration)
8
Q
Density formula
A
density= mass/volume
9
Q
Pressure formula
A
Pressure= force/area
