WorksheetsForce - friction 1
Total questions: 12
Worksheet time: 6mins
Which situation shows that frictional force is not acting on the wooden block?
A only
A and B only
none
A and C only
A force pulls the wooden block from rest.
Which diagram is correct about the directions of the motion and forces?
(1)
(2)
(3)
(4)
Which diagram shows the direction of friction correctly?
A only
A and B only
none
A, B and C
Same block slide down 4 slopes, each with different surface, P, Q, R and S.
The time taken for the block to reach the bottom are 2.0 s, 1.4 s, 0.5 s and 0.7 s respectively.
Which surface is the smoothest?
surface P
surface Q
surface R
surface S
A spring pushed a block to slide along four different surfaces.
Which surface was the roughest?
A spring pushed four different blocks to slide along the same surface.
Which block is the heaviest?
A spring used the same force to push two different blocks, X and Y, to slide along two different surfaces P and Q.
Which block is heavier and which surface is smoother?
Block Y is heavier. Surface P is smoother.
Block Y is heavier. Surface Q is smoother.
Block X is heavier. Surface P is smoother.
Block X is heavier. Surface Q is smoother.
Which is a suitable way to push the box along the floor with less force?
place carpet along the floor
spread glue on the floor
place sand paper on the floor
spread water along the floor
Which is a suitable way to push the box along the floor with less force?
fix four legs under the box
fix four wheels under the box
attach a piece of rubber pad under the box
attached a piece of cloth under the box
Which pair of shoe soles will be the most slippery?
A
B
C
D
What is the force between the fridge magnet and the fridge which prevents the fridge magnet from sliding down?
magnetic force
adhesive force
frictional force
gravitational force
A piece of paper was placed between the table top and the heavy box.
When the paper was pulled to the right, the heavy box followed.
Which force caused the heavy box to move?
the friction between the heavy box and the paper
the friction between the heavy box and the table top
the friction between the paper and the table top
the gravitation force acting on the heavy box
