Continental Drift Theory

Multiple Choice

Which of the following best describes the classroom expectations under the CHAMPS model?

• Students should talk freely and move around the room.

• Students should raise their hand for help and participate by listening and writing.

• Students should work in groups and ask questions aloud.

• Students should only listen and not write anything.

Multiple Choice

Which supercontinent existed about 250 million years ago according to the Continental Drift Theory?

• Pangea

• Laurasia

• Gondwanaland

• Eurasia

Multiple Select

What evidence did Alfred Wegener use to support his theory of continental drift? Select all 3 that apply.

• Matching fossils on different continents

• Similar rock types and structures

• Ancient climates

• Modern satellite images

Fill in the Blank

The theory that the earth's crust is divided into plates that move due to forces inside the earth is called the ___ Theory.

Multiple Select

Which of the following are major tectonic plates shown on the map?

• Pacific Plate

• African Plate

• Eurasian Plate

• Nazca Plate

Multiple Choice

What type of evidence is provided by the presence of ancient glacier grooves in present-day continents?

• Climatic

• Biological

• Volcanic

• Seismic

Multiple Choice

Based on the fossil evidence shown, what does the distribution of Glossopteris fossils across multiple continents suggest about Earth's past?

• The continents were once joined together

• Glossopteris could fly across oceans

• The climate was the same everywhere

• Fossils can form only in cold regions

Fill in the Blank

Seafloor spreading occurs when the seafloor moves away from a ___ in the crust.

Multiple Choice

Which of the following statements about the asthenosphere is correct?

• It is solid and does not flow

• It is responsible for the movement of lithospheric plates

• It is colder than the lithosphere

• It prevents magma from reaching the surface

Multiple Choice

What did scientists discover about the age of rocks near the spreading center compared to those farther away?

• The youngest rocks are near the spreading center and the oldest rocks are farther away.

• The oldest rocks are near the spreading center and the youngest rocks are farther away.

• All rocks are the same age regardless of location.

• There are no rocks near the spreading center.

Fill in the Blank

The process of magma cooling and 'locking in' the direction of Earth's magnetic field is known as ___.

Multiple Choice

Which of the following statements about magnetic polarity patterns on the seafloor is correct?

• The pattern of magnetic polarity is symmetrical on both sides of the spreading center.

• The pattern of magnetic polarity is random on both sides of the spreading center.

• Only one side of the spreading center shows magnetic polarity.

• Magnetic polarity does not change across the seafloor.

Multiple Choice

What might Earth's continents look like 120 million years in the future according to the theory of continental drift?

• They will form a single supercontinent.

• They will remain in their current positions.

• They will be evenly distributed across the globe.

• They will all move toward the North Pole.

Open Ended

What is one question you still have about continental drift or plate tectonics after today's lesson?