Y9: Energy Revision
1 / 91
Lesson duration is: 35 minItems in this lesson
Slide 1 - Slide
Where do humans get their energy from?
Slide 2 - Open question
Slide 3 - Slide
What is the unit of energy?
A
Joules
B
Watts
C
Seconds
D
Newtons
Slide 4 - Quiz
How many joules in 1 kilojoule?
A
0.1
B
1000
C
100
D
10
Slide 5 - Quiz
How many kJ are there in 4000J?
A
400000
B
0.4
C
40
D
4
Slide 6 - Quiz
Slide 7 - Slide
Name 3 things that have a thermal energy store.
Slide 8 - Open question
Slide 9 - Slide
Name 3 things that have a kinetic energy store.
Slide 10 - Open question
Slide 11 - Slide
Name 3 things that have a chemical energy store.
Slide 12 - Open question
Slide 13 - Slide
Name 3 things that have a gravitational potential energy store.
Slide 14 - Open question
Slide 15 - Slide
Name 3 things that have an elastic potential energy store.
Slide 16 - Open question
A bonfire has a large ............... energy store.
A
Kinetic
B
Thermal
C
Chemical
D
Elastic potential
Slide 17 - Quiz
A racing formula one car has a large ............... energy store.
A
Kinetic
B
Thermal
C
Chemical
D
Gravitational potential
Slide 18 - Quiz
A flying bird has a large ............... energy store.
A
Kinetic
B
Thermal
C
Chemical
D
Gravitational potential
Slide 19 - Quiz
A stress ball has a large ............... energy store.
A
Elastic potential
B
Thermal
C
Chemical
D
Gravitational potential
Slide 20 - Quiz
A bag of sweets has a large ............... energy store.
A
Elastic potential
B
Thermal
C
Chemical
D
Gravitational potential
Slide 21 - Quiz
Complete the table.
Chemical energy store
Elastic potential energy store
Gravitational potential energy store
Kinetic energy store
Objects moving fast
Hot objects
Stretched or compressed objects
Wood and coal
A rock on a cliff
Boiling water
Slide 22 - Drag question
Slide 23 - Video
Slide 24 - Slide
Slide 25 - Slide
Label the energy store that is being transferred from and to.
Thermal
Kinetic
Chemical
Gravitational potential
Elastic potential
Slide 26 - Drag question
Label the energy store that is being transferred from and to.
Thermal
Kinetic
Chemical
Gravitational potential
Elastic potential
Slide 27 - Drag question
Label the energy store that is being transferred from and to.
Thermal
Kinetic
Chemical
Gravitational potential
Elastic potential
Slide 28 - Drag question
For each letter of the alphabet give an object and name its main energy store.
e.g. A - aeroplane flying through the sky (kinetic).
e.g. A - aeroplane flying through the sky (kinetic).
Slide 29 - Open question
Slide 30 - Slide
Slide 31 - Slide
Energy is transferred from the chemical store of the wood to the thermal store of the air by ........................... (you can pick more than one).
Sound
Light
Electricity
Force
Heating
Slide 32 - Drag question
Energy is transferred from the gravitational potential store of the platform diver to the kinetic store of the falling diver by ...........................
Sound
Light
Electricity
Force
Heating
Slide 33 - Drag question
Complete the sentence.
Thermal
Chemical
Kinetic
Elastic
Gravitational
Heating
Sound
Light
Electricity
Force
Slide 34 - Drag question
Complete the sentence.
Thermal
Chemical
Kinetic
Elastic
Gravitational
Heating
Sound
Light
Electricity
Force
Slide 35 - Drag question
Complete the sentence.
Thermal
Chemical
Kinetic
Elastic
Gravitational
Heating
Sound
Light
Electricity
Force
Slide 36 - Drag question
Complete the sentence.
Thermal
Chemical
Kinetic
Elastic
Gravitational
Heating
Sound
Light
Electricity
Force
Slide 37 - Drag question
Challenge: Describe the energy stores in a hairdryer. How is energy transferred to and from the hairdryer?
Slide 38 - Open question
Thermal is a....
A
Store
B
Transfer
Slide 39 - Quiz
Heating is a....
A
Store
B
Transfer
Slide 40 - Quiz
Electricity is a....
A
Store
B
Transfer
Slide 41 - Quiz
Kinetic is a....
A
Store
B
Transfer
Slide 42 - Quiz
Sort the keywords into stores or transfers.
Store
Transfer
Force
Thermal
Kinetic
Light
Sound
Gravitational
Heating
Elastic
Chemical
Electricity
Slide 43 - Drag question
How many examples of energy stores and transfers can you find?
Slide 44 - Open question
Slide 45 - Slide
Slide 46 - Slide
As the pendulum swings towards the ground, what happens to the amount of gravitational potential energy (GPE)?
A
It increases
B
It decreases
Slide 47 - Quiz
As the pendulum swings towards the ground, what happens to the amount of kinetic energy?
A
It increases
B
It decreases
Slide 48 - Quiz
How is the energy transferred from the gravitational store to the kinetic store?
A
Heating
B
Wave
C
Force
D
Electricity
Slide 49 - Quiz
A pendulum has 20 J of energy. 16 J is in the gravitational potential store, how much is in the kinetic store?
Slide 50 - Open question
In reality, a pendulum will not keep swinging forever. Why?
Slide 51 - Open question
Where does the energy we use in our homes come from?
Slide 52 - Open question
Name some energy resources.
Slide 53 - Open question
What is the difference between renewable and non-renewable?
Slide 54 - Open question
Slide 55 - Slide
Tidal
Solar
Wind
Biomass
Waves
Hydroelectric
Geothermal
Slide 56 - Drag question
Slide 57 - Slide
Slide 58 - Slide
Why might we choose to use fossil fuels as an energy resource?
Slide 59 - Open question
Why might we NOT choose to use fossil fuels as an energy resource?
Slide 60 - Open question
Slide 61 - Slide
Slide 62 - Slide
Why might we choose to use renewable energy resources?
Slide 63 - Open question
Why might we choose NOT to use renewable energy resources?
Slide 64 - Open question
Slide 65 - Slide
Non-renewable
Renewable
Solar
Wind
Nuclear
Geothermal
Oil
Tidal
Gas
Coal
Hydroelectric
Biomass
Wave
Slide 66 - Drag question
Match the resource to the energy store it uses.
Geothermal
Hydroelectric
Fossil fuels
Wind
Solar
Biomass
Tidal/Wave
Slide 67 - Drag question
Which of these is NOT a fossil fuel resource?
A
Oil
B
Gas
C
Solar
D
Coal
Slide 68 - Quiz
Which of these is NOT a renewable energy resource?
A
Tidal
B
Geothermal
C
Nuclear
D
Hydroelectric
Slide 69 - Quiz
Which type of energy still involves burning a fuel, but not a fossil fuel?
A
Geothermal
B
Biomass
C
Hydroelectric
D
Nuclear
Slide 70 - Quiz
Which type(s) of energy might significantly effect the surrounding wildlife?
A
Hydroelectric
B
Solar
C
Geothermal
D
Wind
Slide 71 - Quiz
Tidal
Wind
Solar
Hydroelectricity
Slide 72 - Drag question
Give an advantage of renewable energy resources.
Slide 73 - Open question
Give an advantage of non-renewable resources.
Slide 74 - Open question
Name 2 non-renewable energy resources.
Slide 75 - Open question
Slide 76 - Slide
Slide 77 - Slide
Slide 78 - Slide
Slide 79 - Slide
Slide 80 - Slide
Slide 81 - Slide
Slide 82 - Slide
Suggest the effect of not putting enough coal in the furnace.
Slide 83 - Open question
Label the coal power station to show how it works.
Fossil fuel
Heat
Boiler
Spinning turbine
Spinning generator
Electric current
Carbon dioxide and other gases
Slide 84 - Drag question
What is power?
Slide 85 - Open question
Slide 86 - Slide
What is the unit of power?
A
Joules
B
Watts
C
Kilojoules
D
Newtons
Slide 87 - Quiz
How many watts in a kilowatt?
A
10
B
0.1
C
100
D
1000
Slide 88 - Quiz
How many watts in a 4 kilowatts?
A
40
B
0.4
C
400
D
4000
Slide 89 - Quiz
How many watts in a 0.5 kilowatts?
A
50
B
0.5
C
500
D
5000
Slide 90 - Quiz
A kettle transfers 100 J in 5 seconds. Calculate the power of the kettle.
A
20 W
B
500 W
C
0.05 W
D
50 W
