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WorksheetsYear 7 physics revision - Forces
Total questions: 17
Worksheet time: 9mins
Friction that acts on an object moving through the air
Air resistance
effort
contact force
non-contact force
The force of attraction between any two objects
gravity
contact force
non-contact force
deceleration
A decrease in speed
gravity
contact force
non-contact force
deceleration
The point at which a falling object ceases to accelerate, but falls at a constant speed
newton
pulley
friction
terminal velocity
The units that force is measured in
newton
grams
gravity
kilograms
What sort of simple machine is this?
inclined plane
gears
1st class lever
2nd class lever
What sort of simple machine is this?
inclined plane
gears
1st class lever
2nd class lever
What sort of simple machine is this?
inclined plane
gears
1st class lever
2nd class lever
If the green gear is driven clockwise, what direction and speed will the purple wheel move?
clockwise, faster than green gear
clockwise, slower than green gear
anti-clockwise, faster than green gear
anti-clockwise, slower than green gear
If the green gear is driven clockwise, what direction and speed will the blue wheel move?
clockwise, faster than green gear
clockwise, slower than green gear
anti-clockwise, faster than green gear
anti-clockwise, slower than green gear
What sort of simple machine is this?
inclined plane
gears
1st class lever
2nd class lever
Is this a first, second or third class lever?
first
second
third
fourth
Is this a first, second or third class lever?
first
second
third
fourth
Is this a first, second or third class lever?
first
second
third
fourth
If my mass is 50kg, what is my weight on earth (g=9.8m/s/s)
490 N
490 kg
59.8 kg
59.8 N
If my mass is 50kg, what is my weight on the moon (g=1.6 m/s/s)
80 N
80 kg
51.6 kg
51.6N
When an object reaches teminal velocity:
It accelerates due to gravity
It hits the ground at the fastest speed
The force of gravity is greater than air resistance
It falls at a constant speed
