What was unknown to scientists during Wegener’s time?(1 point)
Responses
Mountain ranges of some continents lined up.
Mountain ranges of some continents lined up.
The coasts of some continents fit together.
The coasts of some continents fit together.
Fossils were found in many places.
Fossils were found in many places.
Earth’s crust is made of plates that move.
Earth’s crust is made of plates that move.
The correct response is:
Earth’s crust is made of plates that move.
Which continents have coastlines and mountain ranges that match up?(1 point)
Responses
Asia and Antarctica
Asia and Antarctica
North America and South America
North America and South America
Africa and South America
Africa and South America
Africa and North America
The correct response is:
Africa and South America
What did scientists observe in the ocean floor which indicates that the Pacific Ocean is becoming smaller?(1 point)
Responses
continental drift
continental drift
subduction
subduction
plates floating on the mantle
plates floating on the mantle
spreading
The correct response is:
subduction
What is the name of a supercontinent that was once made up of all of Earth’s current continents?(1 point)
Responses
Eurasia
Eurasia
Pangaea
Pangaea
Laurasia
Laurasia
Gondwana
The correct response is:
Pangaea