Continental Drift Answers

13 verified answers
4

When did people begin to notice that coastlines of continents fit together like puzzle pieces?

A
when satellites began taking pictures of Earth from space
B
when Alfred Wegener proposed the idea of continental drift
C
when early explorers traveled from Europe and Asia to the Americas
D
when geologists first started examining the fossil record of South America
5

Which statements about Pangaea are true according to widely accepted theories? Check all that apply.Pangaea existed two hundred thousand years ago.The landmass of Pangaea split into separate continents over time.Pangaea was discovered by Christopher Columbus.Pangaea was surrounded by the waters of the ocean.The coastline of Pangaea stayed consistent over time.

A
Pangaea existed two hundred thousand years ago.
B
The landmass of Pangaea split into separate continents over time.
C
Pangaea was discovered by Christopher Columbus.
D
Pangaea was surrounded by the waters of the ocean.
E
The coastline of Pangaea stayed consistent over time.
6

Which statements describe evidence of continental drift? Check all that apply.Deserts line up when continents are pushed together.Mountain ranges often appear on the edges of continents.Fossils of the same animals appear on different continents.Tropical plants currently appear in both Antarctica and South America.Wegener’s theories were accepted by most geologists in the 1960s.Explorers discovered the edges of continents they did not know about.

A
Deserts line up when continents are pushed together.
B
Mountain ranges often appear on the edges of continents.
C
Fossils of the same animals appear on different continents.
D
Tropical plants currently appear in both Antarctica and South America.
E
Wegener’s theories were accepted by most geologists in the 1960s.
F
Explorers discovered the edges of continents they did not know about.
7

Mountain ranges often appear on the edges of continents. What theory does this support?

A
Mountains were formed when Earth’s crust cooled and Earth shrank.
B
Mountain ranges were formed when continents collided.
C
Mountain ranges did not exist millions of years ago.
D
Mountain ranges were formed only by glaciers.
8

oceansmountainsvalleys

A
oceans
B
mountains
C
valleys
12

Where would the plate be after 1 million years? Express your answer in m. [___]

A
500,000 meters east
B
50,000 meters west
C
5,000 meters east
D
500 meters west
13

What geologic feature will form between the Amur and Eurasian plates? [___]

A
volcanic islands
B
volcanic mountains
C
new ocean floor
D
mountains

Did you find these answers helpful?