Energy Inventions

The Little Sun lamp aims to solve which problem?

• Lack of access to electricity

• High cost of traditional lamps

• Environmental pollution

• Limited battery life

How does the Little Sun lamp generate energy?

• By using solar power

• By using wind power

• By using hydro power

• By using geothermal power

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What are the two main components of the Little Sun lamp?

• Solar panel and LED light

• Battery and switch

• Plastic casing and wires

• Glass cover and bulb

Why is lack of electricity a problem in many places?

• It hinders economic development

• It improves healthcare services

• It increases educational opportunities

• It enhances communication

What are some of the negative effects of burning kerosene for light?

• Air pollution

• Water contamination

• Soil erosion

• Noise pollution

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What is one benefit of Little Sun lamps?

• They are cost-effective.

• They provide clean energy.

• They are easy to use.

• They are durable.

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The Little Sun lamps charge in the ______ during the day and provide light at night.

• sun

• moon

• shade

• rain

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Which of the following is NOT a feature of the Hollow Flashlight?

• It has a battery

• It lights up as soon as the user picks it up

• It is lightweight

• It is cheap to own

True or False: The Hollow Flashlight uses solar energy to power a light bulb.

• True

• False

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How does the Little Sun lamp get its energy?

• Solar power

• Battery

• Electricity

• Wind power