Some of the forces acting on this boat are shown by the arrows X, Y and Z. Which choice names all 3 forces correctly?
Force X = weight, Force Y = upthrust; Force Z = forward force
Force X = forward force, Force Y = weight; Force Z = upthrust
Force X = forward force; Force Y = upthrust ; Force Z = weight
Force X = upthrust; Force Y = forward force; Force Z = weight
What is the name of the force shown by the arrow in this picture?
friction
gravity
upthrust
weight
This is a diagram of a moving object. The arrows show the forces acting on it. In which direction is the object moving?
A
B
C
D
The forces on this parachutist are balanced. When the forces are balanced, the parachutist will:
change direction.
slow down.
stay at the same speed.
go faster.
James was walking his dog on a lead. If James and the dog are walking at a steady speed, in a straight line then which sentence is true?
The pull from the dog on the lead is balanced by the pull from James.
Only James pulls on the lead.
The pull from the dog on the lead is smaller than the pull from James.
Only the dog pulls on the lead.
Which of the following statements about friction is true?
It only occurs between solids.
It makes surfaces colder.
It only occurs on rough surfaces.
It only occurs when surfaces touch each other.
Weight is a force that is caused by:
friction.
gravity.
space.
upthrust.
What is the reading on this force-meter?
10 N
3 N
0 N
The unit of force can be represented by:
f
g
J
N
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