Energy Year 7 extension ;)

What is the definitions of Energy?

• The strength and vitality required for sustained physical or mental and not in activity.

• The strength and vitality required for sustained physical or mental activity.

• Power derived from the utilization of physical or chemical resources, especially to provide light and heat or to work machines.

• Power derived from the utilization of physical or chemical resources, especially to provide light and heat and not warmth or to work machines.

Energy can be...

• Conductive energy

• Motion energy

• Radiant energy

• Thermal energy

Potential energy can be factorised into...

• Elastic Potential

• Chemical Potential

• Potential Potential

• Conductive Potential

Types of energy are...

• Electromagnetic

• Magnetic

• Electromagnetic Potential

• Electric

The formula for energy is...

• e=mc cubed

• e=mc squared

• mc=e

• m=ec squared

Should a potential energy never to be used if it is kept safe?

• Yes

• No

Name a type of chemical energy? (Use examples including matches and food) *Hint, use and inverted sentence.

What do you think on the theory on energy?

• Confident

• Not so confident

• Not to sure

• No idea

If the electric energy used on a light bulb is 400J, and if 300J is wasted. How much percent or decimal is wasted?

• 0.75

• 3/4

• 75%

• 50%

Quick, e=mc

• cubed

• to the power of 4

• squared

• / by 3