Part 1 weathering and Erosion

HS.E1U1.11 What is the primary gas found in Earth's atmosphere?

• Oxygen
• Nitrogen

Essential HS.E1U1.12 Which type of weathering changes the composition of rocks?

• Chemical weathering
• Thermal expansion

Essential HS.E1U1.12 What is the primary definition of weathering?

• Process of breaking down rocks
• Movement of rocks through erosion

Essential HS.E1U1.12 What is frost wedging?

• Rocks grinding against each other
• Expansion of water in rock cracks, breaking them apart

Tags

NGSS.HS-ESS2-5

Essential HS.E1U1.12 What does thermal expansion in rocks cause?

• Outer layers break off through exfoliation
• Formation of rust on rocks

Essential HS.E1U1.12 What is exfoliation in mechanical weathering?

• Freezing of water inside rocks
• Peeling of rock layers due to pressure release

Tags

NGSS.MS-ESS2-2

HS.E1U1.11 Which layer of the atmosphere is where weather occurs?

• Troposphere
• Mesosphere

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

HS.E1U1.11 What is the percentage of oxygen in Earth's atmosphere?

• 78%
• 21%

HS.E1U1.11 What layer contains the ozone layer?

• Stratosphere
• Thermosphere

HS.E1U1.11 What is the process of energy transfer through direct contact called?

• Conduction
• Absorption

Tags

NGSS.HS-PS3-4