Question

Which of the following provide evidence that South America, Africa, Antarctica, and Australia were once together as one supercontinent? Select the three correct answers.(2 points)
Responses

Mountain chains match up where South America collided with Australia to form Pangaea.
Mountain chains match up where South America collided with Australia to form Pangaea.

Fossils of marsupials were originally the same across South America and Australia.
Fossils of marsupials were originally the same across South America and Australia.

Glacial deposits and scratches in the bedrock from an ice sheet match in distant regions.
Glacial deposits and scratches in the bedrock from an ice sheet match in distant regions.

Icy glaciers covered South America, Africa, Antarctica, and Australia as one supercontinent over the North Pole.
Icy glaciers covered South America, Africa, Antarctica, and Australia as one supercontinent over the North Pole.

Cratons match across the edges of continents.
Cratons match across the edges of continents.

Vast deposits of coal formed in regions with ancient deserts.

1 answer

The three correct answers that provide evidence that South America, Africa, Antarctica, and Australia were once together as one supercontinent are:

  1. Mountain chains match up where South America collided with Australia to form Pangaea.
  2. Glacial deposits and scratches in the bedrock from an ice sheet match in distant regions.
  3. Cratons match across the edges of continents.

These pieces of evidence support the theory of continental drift and the existence of the supercontinent Pangaea.