8.9b

A mid-ocean RIDGE is located at the boundary of two tectonic plates. Which diagram correctly models the relative plate motion on each side of a mid ocean ridge?

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Tags

NGSS.MS-ESS2-2

Rift valleys can from when fractures in Earth's crust widen. The valley walls slowly move at a rate of only a few millimeters a year. Which of these best describes the type of tectonic activity that forms rift valleys?

• Rift valleys from where a continental plate moves under an oceanic plate

• Rift valleys form where a plate slides horizontally past another plate

• Rift valleys from where two plates move away from each other.

• Rift valleys form where an oceanic plate moves under another oceanic plate.

Tags

NGSS.MS-ESS2-2

The San Andreas fault is a transform fault. The map below shows a student's approximation of where the fault line crosses through the United States. Students were asked to make maps predicting which way land would most likely move over thousands of years.

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NGSS.MS-ESS2-2

NGSS.MS-ESS2-3

The model below shows two continental plates. The folded mountains in this model form at which type of plate boundary?

• Transform boundary

• Divergent boundary

• Subduction boundary

• Convergent boundary

Tags

NGSS.MS-ESS2-2

What type of plate boundary is this?

• Plate
• Divergent
• Convergent
• Transform

Tags

NGSS.MS-ESS2-3

What type of event will occur at this boundary?

• Earthquake
• Volcano Eruption
• Tornado
• Mountain Building

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2

Where would the oldest rock be found?

• L
• M
• N
• O

Tags

NGSS.MS-ESS1-4

_______ are formed when two continental plates collide.

• Mountain ranges
• Transform faults
• Rift valleys
• Volcanoes

Plates move apart at _________ boundaries.

• volcanic
• divergent
• convergent
• transform

Tags

NGSS.MS-ESS2-3

The San Andreas Fault in California is an example of a ________.

• divergent boundary

• convergent boundary

• transform boundary

• subduction zone

Tags

NGSS.MS-ESS2-3

NGSS.MS-ESS3-2