Transferring Electrical Energy Worksheet (Page 5 of 46) in pdf

Transferring Electrical Energy Worksheet Page 5

(ii)

Name one form of wasted energy which is produced when the motor is running.

...........................................................................................................................

(1)

(Total 9 marks)

Q4.

There are many forms of energy. Some of these forms of energy can be “stored” ready to be

used when the energy is needed. The chemical energy in fuels is one example of stored energy.

(a)

Complete the following sentences by adding the missing words.

The chemical energy in fuels such as coal came originally from the ...................... .

Energy from fuels can be used to ............................................................................. .

(2)

(b)

An electric milk float has its batteries charged up overnight. Early in the morning the

milkman sets off on his round. Describe the energy transfers which take place in the milk

float as the milkman does his rounds.

..............................................................................................…...................................

.....................................................................................................................................

(4)

(c)

Give another example of energy other than fuels which can be classed as “stored” energy.

Give a use of the “stored” energy.

Type of “stored” energy ............................................................................................

Use .............................................................................................................................

.....................................................................................................................................

(2)

(Total 8 marks)

Page 5 of 46

Transferring Electrical Energy Worksheet Page 5