4th Grade Science Module 4-Slow Changes on Earth

The breaking down of rocks is called (a)   .

Tags

NGSS.MS-ESS2-2

(a)   weathering happens when such things as wind and rain break rocks down. Find an example and upload it also.

Match the following

• happens when winds carry bits of sand

• exfoliation

• some buried rocks are changed when heavy layers of rock wear away

• plants

• the roots can force their way through small cracks in rocks

• abrasion

• When water from rain or melted snow enters small cracks in rocks

• freezing and thawing

Tags

NGSS.MS-ESS2-2

What are some of the causes of weathering? (select all that are causes)

• oxygen

• acids

• carbon dioxide

• videos

How is soil formed? (talk about layers of soil called horizons). Draw and upload your example)

Tags

NGSS.MS-ESS2-2

The transport of weathered rock is called (a)   .

Flowing (a)   is the biggest cause of erosion.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

The dropping off of weathered rock is called

• erosion

• deposition

• wind

• change

Tags

NGSS.MS-ESS2-2

What was the dust bowl? (explain in your words after watching the video)

30 sec video

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS3-4

NGSS.MS-LS2-4

What are some ways that soil erosion can be slowed? (explain in your own words). Speak clearly into the microphone.

30 sec audio

Tags

NGSS.MS-LS2-5