Energy Revision

Which is NOT a form of energy?

• Thermal or heat

• Electric

• Solar

• Chemical

• Sound

What is the energy transfer from pizza to Ms?

• Chemical Energy to Kinetic Energy

• Electrical Energy to Thermal Energy

• Chemical Energy to Light Energy

• Kinetic Energy to Chemical Energy

The law of conservation of energy states...

• energy can be created from renewable resources like sunlight

• energy is destroyed by burning fuels

• energy is great for making pizzas

• energy cannot be created or destroyed, only transferred.

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Which is not a form of POTENTIAL energy?

• Elastic

• Chemical

• Batteries

• Sound

What is the measurement for energy?

• joules

• newtons

• kilograms

• centimeters

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What is 15 kilojoules (kJ) in joules (J)?

• 15 000 J

• 1.5 J

• 150 J

• 1500 kJ

Which is FALSE?

• You need energy to breathe

• Plants need energy to grow

• You need energy to run

• You need energy to do your homework

• All of the above are true

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Who uses the most energy?

• Someone running a marathon

• Someone sitting and listening in class

• Someone doing their homework

• Someone walking their dog

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How can we test food to see how much energy it has?

• We can burn it and see how much it heats water

• We can measure its weight on a scale

• We can eat it and see how high we can jump

• We can burn it and see how big the fire is

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What might happen if you eat too little food?

• You feel tired

• It is hard to concentrate

• Its difficult to exercise

• All of the above