Technology and Natural Hazards

What is a levee?

• an artificial lake formed by a dam

• a raised bank adjacent to water

• a system of drains and reservoirs

• a low location that collects rainwater

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NGSS.MS-ETS1-1

What are some things a person can do individually to help prepare for a natural hazard?

• have emergency plans

• construct levees

• build dams

What are some communication technologies that help reduce damage caused by natural hazards?

• regular mail

• warning signal

• carrier pigeon

• cell phones

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NGSS.MS-ESS3-2

How does satellite imaging help in fighting wildfires?

• by determining the best ways to fight a wildfire

• by preventing conditions that can cause wildfires

• by predicting the path of a wildfire

• by dropping water onto wildfires from high above

Tags

NGSS.MS-ESS3-2

How do satellite images help against droughts?

• by measuring the amount of water in reservoirs

• by predicting future rainfall

• by measuring the amount of sunlight an area will receive

• by tracking the plant growth in affected areas

Why are battery-powered devices important during disasters?

• Some types of batteries do not require an energy source to charge.

• Battery-powered devices can be powered by other means, like heat.

• Batteries provide electricity when it otherwise would be unavailable.

• Battery-powered devices do not break as easily as others.

How do reservoirs aid in times of flooding?

• A reservoir is a warm area that causes water to evaporate more quickly.

• A reservoir can hold excess water that is directed into it.

• A reservoir allows more water to pass underground.

• A reservoir is a high wall that keeps a river within its banks.

Tags

NGSS.MS-ETS1-1

Why is e-waste difficult to recycle?

• Electronic equipment does not have any valuable materials in it.

• There is not enough e-waste to make recycling worthwhile.

• Electronic equipment must be taken apart, which is difficult and costly.

• Once metals have been used in electronic parts, they cannot be used again.

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NGSS.MS-PS1-3

Some ways people can reduce cell phones e-waste are:

Replacing cell phones only when necessary.

Use old cell phones as backup phones.

Research a cell phone manufacturer’s recycling practices.

• True

• False

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NGSS.MS-ESS3-3

NGSS.MS-PS1-3

Responsible ways to dispose of an old computer are to donate it to charity or to give it to a company that has an established recycling program.

• True

• False

Tags

NGSS.MS-ESS3-3