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: