P7 Flashcards
1
Q
Mass
A
The amount of stuff in an object
2
Q
Terminal velocity
A
The maximum constant speed reached by a moving object due to resistive forces
3
Q
Balanced forces
A
Forces are equal and opposite
4
Q
Resultant force/ net force
A
The sum of forces
5
Q
Air resistance
A
Resistive force due to the collisions with air particles
6
Q
Up thrust
A
An upward force
7
Q
Equation for weight
A
Weight=mass x acceleration due to gravity
8
Q
Unit of measurement for weight
A
N
9
Q
Unit of measurement for acceleration
A
m/s/s
10
Q
Weight
A
A force due to gravity. The force exerted by the earth/ another large planet on something. The force of gravity on a mass.
11
Q
Unit of measurement for mass
A
Kg
