Take a look at this: Bitesize Revision before you complete the quiz.
Her weight and a reaction force from the ground
Air resistance on the ball and gravity
The force of her opponent's hit on the ball and air resistance
Acts in the opposite direction to the weight
Acts in the same direction to the weight
Does not act at all
Newtons
Kilograms
Metres
The Earth
The moon
You would feel equally heavy on both
Gravity only acts through air, not through water or land
Gravity does not act on aeroplanes flying in the sky
Gravity always acts towards the centre of the earth
Because gravity doesn't act through pavements
The pavement exerts an equal force in the opposite direction
Because gravity runs out
An apple suspended in water
An apple suspended in air
They both give the same reading
Friction
Weight
Height
A moving object carries on moving until a force stops it
A moving object eventually runs out of force and slows down
A moving object travels in a line until a force changes its direction
There are no forces acting on it
There are forces acting on it but these forces are balanced
There is just one force acting on it, gravity
Wait!
Here's an interesting quiz for you.