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10 questions
Which of the following is NOT an example of chemical energy?
A glow stick
A battery
A rock about to fall off a cliff
A burning match
A battery transforms:
Chemical energy into electrical energy
Chemical energy into kinetic energy
Electrical energy into chemical energy
Electrical energy into kinetic energy
Which of the following is an example of chemical energy being changed into kinetic energy?
Digested food giving you energy to jump.
A battery giving a flashlight energy to light up.
A hand hitting a drum making music.
Two liquids mixed together and get hot.
Why does a battery stop working?
All of its energy is destroyed.
It has transformed its energy into other types of energy.
It is too old.
Which of these is not a source of chemical energy?
Spaghetti
The Sun
Battery
Petrol
How can you measure the amount of chemical energy in a crisp?
You can burn it
You can eat it
Scientists measure Chemical Energy in units called:
Kilojoules (kJ)
Metres (m)
Becquerels (Bq)
Newtons (N)
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