Which best explains mantle convection?(1 point)
Responses
Cooler material in the mantle moves down, and warmer material in the mantle moves up.
Cooler material in the mantle moves down, and warmer material in the mantle moves up.
Warmer material in the mantle moves down, and cooler material in the mantle moves up.
Warmer material in the mantle moves down, and cooler material in the mantle moves up.
Warmer and cooler material in the mantle move down.
Warmer and cooler material in the mantle move down.
Warmer and cooler material in the mantle move up.
3 answers
Cooler material in the mantle moves down, and warmer material in the mantle moves up.
What did Alfred Wegener try to prove with fossil evidence?(1 point)
Responses
that Earth is round, not flat
that Earth is round, not flat
that Earth once had no continents
that Earth once had no continents
that Earth's landmasses moved over time
that Earth's landmasses moved over time
that Earth is almost 5 billion years old
that Earth is almost 5 billion years old
Responses
that Earth is round, not flat
that Earth is round, not flat
that Earth once had no continents
that Earth once had no continents
that Earth's landmasses moved over time
that Earth's landmasses moved over time
that Earth is almost 5 billion years old
that Earth is almost 5 billion years old
that Earth's landmasses moved over time
1 answer