Weathering and erosion Test

Which statement BEST describes runoff?

• Water vapor cools off and changes into water droplets

• Water in the form of rain, snow, sleet of hail fall from the clouds

• Precipitation that falls to earth ultimately flows over land into lakes, streams and rivers

• Water from the oceans and the surface of the earth changes into water vapor.

Tags

NGSS.MS-ESS2-4

Which factor causes a mud slide?

• The amount of rain in the area

• The amount of carbon dioxide in an area

• The amount to pollution in an area

• The amount of wind in an area

Tags

NGSS.MS-ESS3-2

During primary ecological succession, the initial formation of soil helps establish ____.

• Grasses

• Mushrooms

• Shrubs

• Trees

What has caused the formation of most of the valley’s that exist on earth today?

• Rivers and glaciers

• Wind and rain

• Lakes and rivers

• Canyons and plateaus

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Which of the following is NOT an example of mechanical weathering?

• Soil being carried downstream by fast moving water

• Cave formation over time

• Rocks being broken apart by freezing water

• Sand being moved by strong winds.

How is water able to break rocks in mechanical weathering?

• By freezing and expanding

• By melting and contracting

• By condensing and expanding

• By evaporation and contracting

How are plants able to break rocks into smaller pieces during mechanical weathering?

• Plants leaves insulate surrounding rocks from extreme temperatures

• Plant roots grow into cracks in rocks

• Seeds from plants fall onto rocks and release acidic compounds

• Stems of plants surround and squeeze rocks

Moving water was the most important factor in forming with of the following structures?

• The Grand Canyon

• San Andreas Fault

• The Rocky Mountains

• Mount St. Helens Volcano

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Which of the following most promotes chemical weathering in limestone?

• Freezing water

• Blowing wind

• Running water

• Growing roots

Which type of succession starts without soil?

• Secondary succession

• Primary succession

• Ecological succession

• Natural succession