Year 9 Energy - types of energy and conservation

Choose the correct answer. What is the unit for energy?

• Watt

• Joule

• Kilogram

• Newton

Most of the energy lost to the environment from the house is through the

What is the type of energy for an object in motion?

• heat energy

• gravitational potential energy

• kinetic energy

• light energy

Match the following

• Gravitational Potential Energy

• 
• Kinetic energy

• 
• Elastic Potential Energy

• 
• Thermal energy

• 
• Light Energy

• 

Energy cannot be ​ (a)   or destroyed. It can be ​ ​ (b)   or ​ ​ (c)   to another form

• created
• transferred
• transformed

Albert the Physics Cat has a mass of 5kg. Use the information from the image to determine Albert's gravitational potential energy in Joules

Mathematical Equivalence

ON

Select Albert's Kinetic Energy at the bottom of the skate ramp. You can ignore friction.

• 30J

• 70J

• 120J

• 60J

The pendulum has the maximum kinetic energy at the black position.

• True

• False

Choose all answers which are true. The position with the most gravitational potential energy is

• 1

• 3

• 5

Identify the forms of energy. Each label is used exactly once.

a

b

c

d

e

f

g

Mechanical

Nuclear

Chemical

Sound

Thermal

Electrical

Light