The separation of the Earth into layers while it was molten was the result of the ________.
A) decrease in temperature downward toward the core
B) differing densities of the elements that make up the Earth
C) gravitational force created by the rotating Earth
D) initial collection of materials and their position in Earth
E) presence of water at Earth's surface
Question 2
Active continental margins are characterized by which of the following?
A) Broad continental shelves
B) Deep-sea trenches
C) Shallow coastal waters
D) No sediment accumulation
E) Sparse earthquake activity
The open ocean is the most extensive biome on earth.
The light produced by fireflies is the result of a reaction
Hints of Earth’s Early Appearance
Friction significantly influences airflow near Earth’s surface, but its effect is negligible at ...
Ocean cover most of Earth’s surface
Electrophoretic separation of a mixture of DNA fragments that vary in length