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WorksheetsPhysics 1 retrieval
Total questions: 28
Worksheet time: 28mins
A force of 20 N moves an object over a distance of 10 metres. Calculate the work done.
20
10
200
400
A force of 30 N moves an object over a distance of 2 metres. Calculate the work done.
60
30
2
100
what is the unit of work done (energy)?
Newton
Joule
Watt
meter
if you push a cart with a force of 50 N for 2 m... how much work have you done?
100 J
50 J
120 N
30 N
What is the correct unit for power?
Watt
Joules
Newtons
seconds
A lightbulb does 100J of work in 2 seconds. What is its power?
100 J
50 J
2 J
200 J
A drill does 300 J of work in 3 seconds. What is its power?
100 J
300 J
3 J
200 J
What two units are needed to calculate power? (Pick 2)
work done (energy)
time
mass
distance
What is this diagram called?
Force Diagram
Sankey Diagram
Energy Diagram
A washing machine uses 200J of electrical energy to produce 100J of useful energy. How efficient is it?
5%
50%
55%
100%
The amount of space something takes up is the ...
Which change of state occurs when particles in a solid begin to move slowly past each other?
Melting
Freezing
Condensing
Vaporizing
Which state of matter is represented in the following diagram?
Liquid
Gas
Solid
The diagram shows arrangement of particles in a
Solid
Liquid
Gas
What state is represented in the gif?
Solid
Liquid
Gas
The energy stored in an object by stretching or compressing
Nuclear Energy
Law of Conservation of Energy
Joule
Elastic Energy
Which type of deformation occur when a metal drink can is squashed?
elastic distortion
inelastic distortion
What will happen to the elastic material if we keep on increasing the load?
It will reach its elastic limit and will not go back to original shape
It will return to original shape
Rusting or burning a stick are examples of ....
physical change
a chemical change
What kind of change is shown in the picture?
physical
chemical
What kind of change is shown in the picture?
physical
chemical
The change change from solid to gas is called
sublimation
freezing
condensation
Change from gas (water vapor) to liquid is called
evaporation
condensation
melting
What is the volume of this shape?
2cm
10cm
200cm
40cm
An unstretched spring becomes longer when a force is applied to it. Which word describes the additional length of the spring gains?
Compression
Extension
