Energy Conservation at Home
Renewable Energy Sources
Water Conservation
Everyday Energy-Saving Habits
The Environment and Energy
100

What is the easiest way to conserve energy in a room when you leave?

Turn off the lights.

100

What renewable energy source converts sunlight into electricity?

Solar power.

100

How can you conserve both water and energy when showering?

By taking shorter showers.

100

How can you light a room without using electricity during the day?

Use natural sunlight.

100

What is the term for the total amount of greenhouse gases produced by human activities?

Carbon footprint.

200

What should you do with phone chargers when they’re not in use?

Unplug them to avoid wasting energy.

200

What type of renewable energy uses the power of the wind to generate electricity?

Wind energy.

200

What can you do while brushing your teeth to conserve water?

Turn off the tap when not in use.

200

What label should you look for on appliances to ensure they use less energy?

ENERGY STAR label.

200

What is the environmental effect caused by excess greenhouse gases trapping heat?

Global warming.

300

What type of light bulb uses less energy than traditional incandescent bulbs?

LED bulbs.

300

What renewable energy source uses the flow of water to generate electricity?

Hydropower.

300

How can using less hot water help save energy?

It reduces the energy needed to heat the water.
300

How can ceiling fans help conserve energy in both summer and winter?

In summer, they help cool the room; in winter, reverse the fan to circulate warm air.

300

What is the process of cutting down trees that leads to increased carbon dioxide in the atmosphere?

Deforestation.

400

In winter, what’s one way to reduce energy use without adjusting the thermostat?

Wear warmer clothes or use a blanket.

400

Which renewable energy source comes from heat generated within the Earth?

Geothermal energy.

400

What type of washing machine uses less water and energy?

Energy-efficient models.


400

What can you do to reduce fuel consumption when traveling with others?

Carpool or share rides.

400

How does recycling help conserve energy?

It reduces the need to produce new materials, which saves energy.

500

What should you do with large appliances like the dishwasher to save energy?

Run them only when fully loaded.
500

What type of renewable energy is produced from organic materials like plants and waste?

Biomass energy.

500

What is one way to save energy when doing laundry?

Wash clothes in cold water.

500

What should you do with windows and doors in winter to keep your house warm?

Keep them closed to conserve heat.

500

What term describes electronics that use electricity even when turned off?

Energy vampires.