mass, weight and scientific terms Flashcards
1
Q
what is mass?
A
Mass is the amount of substance in an object, mass is also the amount of matter and object occupies
2
Q
what is weight?
A
Weight is the measure of gravitational force acting on an object
3
Q
what is the formula for weight?
A
Weight=mass x gravitational field strength
4
Q
what is the formula for gravitational potential energy?
A
gravitational potential energy = mass x gravitational field strength x height
5
Q
what is the formula for kinetic potential energy?
A
1/2 x mass x speed 2
6
Q
Define pressure.
A
Pressure is the amount of force per unit area
7
Q
what is the formula for pressure?
A
Pressure= Force divided by area
