Science - Weathering

Landforms such as mountains can change. What can change a mountain?

• Rocks rolling down the side of a mountain

• Floods that carry the soil away

• Dust blowing across unplanted areas of the mountain

• All of the above

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Weathering means . . .

• The climate or temperature of an area.

• the process that increases Earth's rock into larger pieces.

• the process that breaks rocks in Earth's crust into smaller pieces.

True or False

Ice can cause weathering.

• True

• False

Tags

NGSS.MS-ESS2-2

True or False

Plants can cause weathering.

• True

• False

True or False

Water can cause weathering.

• True

• False

Tags

NGSS.MS-ESS2-4

What kinds of rock will you typically find near the tops of mountains?

• Smaller, rounded rocks.

• Larger, jagged rocks.

• Darker in color rocks

• Lighter in color rocks

Where would more rocks on a mountain?

• There are more rocks at the top of a mountain.

• There are more rocks at the bottom of the mountain.

Why would some rocks be less weathered and eroded than others?

• There are trees on the mountain.

• Some mountains are taller and have more distance for the rocks to fall and erode or weather.

• Some mountains do not allow for weathering or erosion.

Tags

NGSS.MS-ESS2-2

What can cause cracks in rocks or even sidewalks?

• Root wedging from plants and ice wedging from snow.

• Root wedging from plants.

• Ice wedging from snow.

Tags

NGSS.MS-ESS2-2

What kind of weathering does Temecula have most in our area?

• Root wedging which is plants growing between cracks of rocks to break down rocks.

• Ice wedging which is snow or water freezing and expanding in cracks of rock to break down rocks.

• Both root wedging and ice wedging to break down rocks.

Tags

NGSS.MS-ESS2-4