What can cause a flood?

• Cold nights

• Dry spells

• Heavy rains

• Sunny weather

Tags

NGSS.MS-ESS2-4

NGSS.MS-ESS3-2

What is not a cause of floods?

• Melting snow

• Heavy rains

• Breaking dams

• Planting trees

What is a slow on-set flood?

• A flood that only occurs at night

• A flood that develops slowly over days or weeks

• A flood that lasts a few hours

• A flood that happens quickly

How long do rapid on-set floods typically last?

• A week

• A few hours

• A month

• A day or two

Tags

NGSS.MS-ESS3-2

What is the most dangerous type of flood?

• Slow on-set flood

• Rapid on-set flood

• Flash flood

• Summer flood

Tags

NGSS.MS-ESS3-2

Which flood type gives no time to prepare?

• Rapid on-set flood

• Slow on-set flood

• Light rain flood

• Flash flood

Tags

NGSS.MS-ESS3-2

How can planting trees help prevent floods?

• Trees look beautiful

• Trees use up water

• Trees create spaces in the soil

• Trees attract animals

Where can floods occur unexpectedly?

• In deserts

• In forests

• Near rivers only

• In cities only

Tags

NGSS.MS-ESS3-2

Why were Nile River floods important in Ancient Egypt?

• They created enriched soil for farming

• They were used for fishing

• They helped in transportation

• They were harmful

Tags

NGSS.MS-ESS3-4