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WorksheetsChapter One-Physics-First Quiz
Total questions: 22
Worksheet time: 13mins
Which of the following can be used to measure forces?
Thermometer
Spring balance
Beaker
Ruler
Which of the following is an example of a contact force?
Gravity
Electricity
Friction
Magnetism
A type of force that pushes the vehicle forwards
Thrust
Upthrust
Tension
Force arrow can show ...................... of the force acting on an object.
the size and direction
the mood and speed
the speed and direction
Which of the following objects will experience an unbalanced force?
A bike rider on a smooth and level road, pedaling at a constant rate
A chair sitting on the floor with balanced forces acting in opposite directions
A train pulling another train, each with the same amount of force
A ball rolling across the floor with friction acting in the opposite direction
What is the net force acting on the object?
20 N Right
40 N Right
20 N Left
40 N Left
If the forces acting on an object are balanced, then its motion will not change
False
True
Both Model A and Model B (same gravity)
Model A
People often try and reduce friction by ....................the bottoms of their skis to reduce friction and make them go faster.
waxing
lubricating
using ball-bearings at
100 kg and 980 N
50 kg and 980 N
The more streamlined an object is, the...
More air resistance
Less air resistance
Slower air resistance
Faster air resistance
When you drop a hammer and a feather on the moon what will happen? There is no air on the moon.
They will hit at the same time
The hammer will hit first
The feather will hit first
What is the type of force in a rope when the rope is stretch by a weight?
Tension
Gravitational force.
Upthrust.
Thrust.
A 20N weight is hung from a spring balance which reads 17N when it is completely submerged in water. What is the upthrust of the body of water?
37N
20N
17N
3N
An object weighing 30 N displaces a volume of water with a weight 20 N. What will the object do?
It will sink
It will float
It will fly
None of these answers
A spring is 10cm long. A student hangs a weight of 4 N on it. It is now 14.5 cm long. What would be the extension with a weight of 12 N?
8 cm
13.5 cm
30 cm
A spring is 10cm long. A student hangs a weight of 4 N on it. It is now 14.5 cm long. What would be the length of the spring with a weight of 8 N?
20 cm
16 cm
19 cm
What is the extension of the spring?
4 cm
7 cm
3 cm
11 cm
