Science Explainer: The many effects of flooding - Formative Staff | Biblioteka

Obavezno

1

Drag each answer choice into the correct space. Not all answer choices will be used.

Flood waters can change the landscape. The process of can wear away riverbanks and cause them to collapse. The water carry dirt and mud from the riverbanks, which settles in the process of and can clog riverbeds and streams.

Drugi mogući odgovor:

sedimentation

erosion

dispersion

migration

MS-ESS2-2

Obavezno

2

Drag each statement to the correct box to indicate if it describes a positive or negative effect of flooding.

Floods carry nitrogen, phosphorous and other organic materials to the land.
Floods can cause water to absorb into the ground and reach underground aquifers.
Floods carry sediment away from river banks and deposit it in the water.
Floods can leave behind pools of standing water, which attract some species of insects.

Positive effects of flooding
Negative effects of flooding

MS-ESS2-2

Obavezno

1

In what ways do floods affect animal breeding and migration? Select three correct answers.

They can prompt fish migrations when they raise water levels in lakes.

They can deposit sediment that provides habitats for animals' young.

They can trigger mass breeding events when they fill wetland environments.

They can wash away organisms that cause disease and keep animals from breeding.

They can encourage breeding in ocean ecosystems by improving water quality.

MS-ESS2-2