1
Q
What is momentum
A
it is a measure of the tendency of an object to keep moving
2
Q
How do we calculate momentum
A
momentum (kg m/s) =mass (Kg)x velocity (m/s)
3
Q
What is acceleration
A
is the rate of change of velocity
4
Q
What are the common speeds for walking running and cycling
A
walking 1.5 m/s, running 3 m/s, cycling 6 m/s.
5
Q
What is inertial mass
A
Inertial mass is a measure of how difficult it is to change the velocity of an object.
6
Q
Newtons first law
A
an object remains in the same state of motion unless a
resultant force acts on it.
7
Q
Newtons second law
A
F = MA
8
Q
Newtons third law
A
whenever two objects interact, they exert equal and opposite forces on each other.
GSCE-Physics
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