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Task 1 - DO NOw
Task 1 - DO NOw
Task 2 - Race time
Task 2 - Race time
You have been asked to take part in a car race. You have been given two choices. Either the top or the bottom.
Which car would you choose and why?
What is power exactly?
What is power exactly?
Power is the rate of energy transfer or work done.
Power is the energy transferred per second.
It is measured in Watts (W).
A powerful object is something which can transfer a lot of energy in a short space of time.
Task 3 - Example
Task 3 - Example
Read my example below and then try to write your own example of power.
"If 2 kettles both had to heat 1 litre of water, then the one that boils it first would be the most powerful."
Task 4 - The equation
Task 4 - The equation
We can work out how powerful something is by using the equation below. Have a look at the equation and the labels, then fill in the boxes on the worksheet.
Power is measured in Watts (W)
Energy is measured in Joules (J)
Time is measured in seconds (s)
Task 4 - Worked example
Task 4 - Worked example
Now try the question on you companion sheet
TAsk 5 - Practise
TAsk 5 - Practise
Work through the rest of the questions on the companionsheet
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