Which feature would “young” mountains have—sharp peaks or rounded tops? Sharp Peaks

Earth Science Rocks!Which feature would “young” mountains have—sharp peaks or rounded tops?

Warm up October 22

Sharp Peaks

Earth Science Rocks! MYP Unit Question: How does land change?

Area of Interaction: Environment

Learner Profile: Caring and Principled

Standard: Investigate the scientific view of how the Earth’s surface is formed.

Bell Ringer: Study Jams Video

Learning Target: Today I’m learning how gravity and water cause erosion because I want to know if I can prevent it.

Work Session: Notes – Erosion by Gravity

Closing:

Bell Ringer

Study Jams VideoBreaker and Whoosh

Erosion by Gravity

p. 359-361

Gravity is the force that moves rock and other materials downhill.

If it’s written in BLUE, write it down under the flap.

Erosion Gravity is the . . .

Erosion by GravityErosion by gravity.

Gravity causes

processes that move sedimentdownhill.

Types of Mass Movement

LandslidesMudslides

SlumpCreep

Mass movement can be fast

or S L O W .

Landslides

LaConchita Landslide

Example

Sycamore Canyon Landslide

Example

Las Colinas (view from the top)

Example

Las Colinas (large view)

Example

Mudflows

Mount St. Helens Mudflow(Lahar)

Example

Example

Slump – occurs suddenly

Creep- occurs slowly

Erosion by WaterMoving water is the major agent of erosion that has shaped the Earth’s land surface

p. 308-314

Closing: