Earth Science Quiz
20 questions · no time limit
0:00
PLATE TECTONICS AND EARTH'S INTERIOR
Question 1 of 20
No time limit
Current
Answered
Flagged
Not seen
Assume the continental crust has an average thickness of 40 km and a density of 2.7 g/cm³, while the underlying mantle has a density of 3.3 g/cm³. For a column of rock with a surface area of 1 km², what is the approximate mass of the crust in that column?
YOUR PROGRESS
20
QUESTIONS
Ready when you are
Answer in any order. Your progress shows here as you go.
QUESTIONS
KEYBOARD
Pick an answer ABCD
Next question ↵→
Previous ←
Flag for review F
Answers save as you go · flagged questions come back at the end