Continental drift and seafloor spreading

Presentation

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Science

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6th - 8th Grade

•

Practice Problem

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Easy

•

NGSS

MS-ESS1-1, MS-ESS2-3, MS-ESS3-2

+13

Standards-aligned

Ashley Cooper

Used 42+ times

FREE Resource

21 Slides • 11 Questions

Multiple Choice

What is the topic of these notes?

Ocean currents and weather patterns

Fossil records and ancient climates

Volcanic activity and earthquakes

Continental drift and plate tectonics

Multiple Choice

What is a scientific theory?

A guess for how something works

An explanation for how or why something occurs in the natural world.

Fill in the Blanks

The name of the supercontinent Alfred Wegener proposed was

Multiple Choice

What does Pangaea mean?

Pangaea means 'ocean of the world'.

Pangaea means 'land of the dinosaurs'.

Pangaea means 'all lands'.

Pangaea means 'single continent'.

Open Ended

Explain the Theory of continental drift.

Type response here

Multiple Choice

Who is Henry Hess?

Henry Hess is a geology that discovered 'sea floor spreading'

Henry Hess is a famous painter from the 19th century.

Henry Hess is an engineer and researcher known for his work in materials science.

Henry Hess is a renowned chef known for Italian cuisine.

Multiple Choice

What is sea floor spreading?

The sinking of oceanic crust into the mantle at ocean trenches.

The movement of tectonic plates towards each other at subduction zones.

Sea floor spreading is the formation of new oceanic crust at mid-ocean ridges as tectonic plates diverge.

The process of ocean water evaporating to form clouds.

Fill in the Blanks

They mapped the sea floor using

waves

Multiple Choice

Where is the Mid-Atlantic Ridge?

In the Pacific Ocean, between North America and Asia.

In the Indian Ocean, between Africa and Australia.

In the Atlantic Ocean, between North America and Eurasia, and between South America and Africa.

In the Arctic Ocean, between Greenland and Norway.

Multiple Choice

What was the name of the ship collecting samples from the ocean floor?

Endeavour

Nautilus

Titanic

Glomar Challenger

Don't forget to summarize the diagram!

Replace with sub-header

There is a little box for you to do this in your notes

Open Ended

What is the evidence for sea floor spreading? (Hint: there is more than one)

Type response here

https://bit.ly/3fbES4E

Show answer

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