8.9C ET

What is the contour interval on this map?

• 10

• 50

• 100

• 500

What height in meters must the student climb in order to reach the top of the hill? *Remember, the student is STARTING at POINT X.

• 53 m

• 103 m

• 153 m

• 253 m

Which side is steeper?

• The left side of the hill

• The right side of the hill

Match the topographic map to its profile.

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Tags

NGSS.MS-ESS2-3

What is the contour interval of this map?

• 10

• 20

• 30

• 40

Which of the following best describes how mountains change over time?

• The elevation of the peaks will decrease due to erosion.

• The elevation of the peaks will increase due to weathering.

• The elevation of the peaks will increase due to deposition.

• Mountains stay the same, they never change.

Tags

NGSS.MS-ESS2-2

NGSS.MS-ESS2-4

The satellite image below shows a portion of the Namib Desert in Africa. This is an ancient, sandy desert with dunes that can be up to 305 m tall. The Namib Desert extends inland from the Atlantic Ocean between 80 km and 200 km and receives only 5 mm to 76 mm of rain each year.

A satellite picture of this same area taken weeks before shows that the shape and location of some sand dunes have changed. Which of these most likely caused the changes in the dunes?

• Ocean waves

• Flowing rivers

• Blowing wind

• Crustal uplift

Tags

NGSS.MS-ESS2-2

What would be the most likely way this coastline would change over time?

• A fire could destroy the vegetation
• The waves could erode the beach
• The beach would grow due to deposition
• The beach will disappear due to plate tectonics

Tags

NGSS.MS-ESS2-2