Energy

Question 1

How many different energy stores are there?

Answer 1

8

Question 2

What energy store is used when running?

Answer 2

Kinetic energy

Question 3

What uses Thermal energy store?

Answer 3

A Kettle

Question 4

When lifting something up what energy store is being used?

Answer 4

Gravitational Potential.

Question 5

A rubber band uses the elastic energy store. True/False.

Answer 5

True

Question 6

What energy store is shared by food, fuels and batteries?

Answer 6

Chemical energy.

Question 7

What energy does the sun use?

Answer 7

Nuclear energy.

Question 8

When your have stands up is it using kinetic energy or Electrostatic?

Answer 8

Electrostatic energy.

Question 9

Anything magnetic that is interacting with another magnet uses ________ energy?

Answer 9

Magnetic energy.

Question 10

How many energy pathways are there?

Answer 10

4

Question 11

What pathways transfers in an electrical circuit due to charges moving?

Answer 11

Electrical.

Question 12

What pathway reacts when a force causes an object to move?

Answer 12

Mechanical force.

Question 13

What happens in the radiation pathway?

Answer 13

Energy is given out from a source, such as light or sound.

Question 14

What pathway is used when Energy is transferred from a hotter object to a cooler one?

Answer 14

Heating Pathway.

Question 15

What unit of measurement is energy measured in?

Answer 15

Joules/ Kilojoules/ Millijoules.

Question 16

How many Joules is 1 Kilojoule?

Answer 16

1000.

Question 17

0.003KJ = 3J = 3000MJ True/False

Answer 17

True.

Question 18

Can energy be created?

Answer 18

No. It can’t be destroyed either.

Question 19

If someone is running and they get faster which energy store decreases and which energy
store increases?

Answer 19

Chemical energy decreases, Kinetic energy store increases.

Question 20

The total energy before someone is running fast is 75J, What will it be after?

Answer 20

75J