Earth Science: Technology

Front

What is a jetty?

Back

A structure built to protect a beach by preventing the current from carrying away sand.

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What is a flood?

Back

A flood occurs when water flows or collects over land that is usually dry.

Front

What does GIS stand for?

Back

GIS stands for Global Information System, a technology that uses layered maps to show where flooding occurred during past storms.

Front

What is the purpose of a levee?

Back

A levee is built to control floodwaters and protect land from flooding.

Front

What is beach nourishment?

Back

Beach nourishment is the process of adding sand to a beach to combat erosion, but it does not control floods.

Front

What is the role of satellite imagery in disaster preparedness?

Back

Satellite imagery helps identify developing weather systems, such as hurricanes, to avoid natural disasters.

Front

What is a dam?

Back

A dam is a barrier that holds back water, often used to control flooding and create reservoirs.

Front

What is the difference between a storm and a flood?

Back

A storm is a weather event that can cause heavy rain, while a flood is the overflow of water onto normally dry land.

Front

What is the purpose of storm drain systems?

Back

Storm drain systems are designed to manage rainwater runoff and prevent flooding in urban areas.

Front

What is the significance of seismograph reports?

Back

Seismograph reports provide information about earthquakes, helping to assess natural disaster risks.