1.1 What is energy?(Final Revision)

Energy is measured in

• Metres

• Joules

• Ohms

• Kilograms

6000 J = ________ kJ

• 600

• 60

• 6

• 0.6

6000 J = ________ kcal

• 1.4

• 1428

• 25200

• 25.2

25 kcal = ________ kJ

• 0.17

• 0.48

• 105

• 0.025

10 kcal = ________ J

• 42

• 2.3

• 0.42

• 42000

800,000 kJ = _________ J

• 8

• 80

• 8000

• 800

800 kJ = _________ kcal

• 3360

• 190.4

• 0.8

• 800

Energy is defined as the ability to do

• events

• friction

• explosions

• work

Which of the following is not a form of energy?

• Heat

• Light

• Solar

• Sun

Choose the lowest amount of energy from these values.

• 2000 J

• 2000 kJ

• 0.2 kJ

• 20 J

• 20 kJ