What forms of energy does an ambulance use to alert drivers and pedestrians that it is nearby?

• Sound energy and light energy

• Heat energy and mechanical energy

• Electrical energy and chemical energy

• Nuclear energy and gravitational energy

What is energy?

• The ability to cause change or do work

• The ability to create matter

• The ability to stop motion

• The ability to produce sound only

Which of the following is an example of mechanical energy?

• Turning a motor in a fan

• Heating water on a stove

• Using a flashlight

• Listening to music

Which activity does NOT involve mechanical energy?

• Kicking a ball

• Using a screwdriver

• Reading a book

• Producing electricity using wind turbines

Why is electrical energy important in daily life?

• It helps power essential devices like televisions and refrigerators

• It is used to grow plants

• It is used to produce food

• It is used to create wind

Which of the following is NOT a use of light energy?

• Producing electricity using solar panels

• Plants making food

• Heating water

• Stoplights

How do plants use light energy?

• To produce electricity

• To make food through photosynthesis

• To grow taller

• To produce heat

Which device uses light energy to produce electricity?

• Wind turbine

• Solar panel

• Hydroelectric dam

• Battery

Which of the following is NOT a use of thermal energy?

• Burning fossil fuels

• Cooking food

• Heating homes

• Producing sound

What is sound energy produced by?

• Vibrations

• Light waves

• Heat

• Electricity