Quick on the draw!

?
How much energy is wasted by battery powered vehicles? (%)
25
1 of 7
What name do we give to any fuels made from plants and animal waste?
Biofuels
2 of 7
What type of biofuel is used mainly in Brazil and the USA?
Bioethanol
3 of 7
What type of engine uses hydrogen as a direct replacement for petrol?
Internal Combustion Engine
4 of 7
Which cell uses chemical reactions to produce electricity?
Electrochemical cell
5 of 7
What is the only by-product of a hydrogen fuel cell?
Water
6 of 7
what number do you use when calculating efficiency?
100
7 of 7

Other cards in this set

Card 2

Front

What name do we give to any fuels made from plants and animal waste?

Back

Biofuels

Card 3

Front

What type of biofuel is used mainly in Brazil and the USA?

Back

Preview of the front of card 3

Card 4

Front

What type of engine uses hydrogen as a direct replacement for petrol?

Back

Preview of the front of card 4

Card 5

Front

Which cell uses chemical reactions to produce electricity?

Back

Preview of the front of card 5
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