Topic 4 Lesson 4 Weathering and Erosion

Weathering is shown by the letter ________________________.

• X

• Y

• Z

• no correct answer

Ali and Mohamed are setting up an experiment to find out how weathering and erosion are affected by rainfall. Look at the picture of their lab setup. Pouring water on the brown sugar represents ____________________.

• depostition

• weathering

• erosion

• no correct answer

What are the 4 main agents of weathering?

• Ice, Snow, Rocks

• Landslides, Erosion, Volcanoes, Flooding

• Wind, Water, Ice, Plants

• no correct answer

What is an example of an event that causes a weathering?

• Earthquake cracking a highway.

• Flooding of a river.

• Wind blowing a sand dune.

What is likely to cause cracks on the sidewalk?

• Repeated freezing and thawing of water
• Tree roots or plant roots growing bigger
• Both and A and B
• Neither A or B 

Tags

NGSS.4-ESS2-1

Karrar observed that a metal trash can was covered with rust. What type of weathering caused the rust on the trash can?

• Physical weathering

• Wind weathering

• Chemical weathering

• Erosion weathering

The process of breaking up Earth's surface into soil and sediment over a long period of time  is called...

• sediment
• erosion
• weathering
• deposition 

What type of weathering is it when acid rain breaks down and changes the rock.

• chemical weathering

• physical weathering

• erosion

• Deposition

How do plants weather rocks?

• during photosynthesis

• when roots grow into cracks of rocks and expand the rock

• when the plant moves water from the roots to the leaves

• no correct answer

3. Which types of changes are included in the process of weathering?

• A. physical

• B. chemical

• C. both

• no correct answer