Physical and Chemical Weathering

What is weathering?

• The process in which Earth's surface or rocks are being broken down into smaller pieces.

• The process in which Earth's surface is melted.

• The process in which rocks are formed.

• The process in which water is circulated through out the Earth.

Tags

NGSS.MS-ESS2-2

Physical weathering is when?

• When rocks are broken down by wind and temperature.

• When rocks are broken down by chemicals and pollution.

• When rocks are broken down because of miners.

• When rocks are broken down by lightening

Tags

NGSS.MS-ESS2-2

What is erosion?

• When rocks are broken down into smaller pieces.

• When rocks are eaten by animals.

• When wind or water moves rocks into a new location.

• When rocks are melted together.

Tags

NGSS.MS-ESS2-2

Chemical weathering is when?

• When rocks are moved into a new location.

• Rocks break down into smaller pieces because of wind and temperature.

• Rocks shrink because of low temperatures.

• The minerals that the rocks are made up of change and can dissolve away.

Tags

NGSS.MS-ESS2-2

NGSS.MS-PS1-2

What is something that physical and chemical weathering have in common?

• Both have chemical reactions.

• Both change the rocks look like.

• Both move rocks into new locations.

• Both use temperature to break down rocks.

Can water be used in both chemical and physical change?

• True

• False

Tags

NGSS.MS-PS1-2

In erosion, what helps moves the rocks into a new location?

• Fire and Rain.

• Wind and Water.

• Dirt and Mud.

• The Sun and the Moon.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

Chemicals are needed for physical weathering?

• True

• False

Freezing water can break rocks into smaller pieces

• True

• False

Tags

NGSS.MS-ESS2-2

When rocks get too hot it can cause the rock to?

• Expand.

• Shrink.

• Explode.

• Dissolve.

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4