Question

How do the mass and the density of the mantle compare with the mass and density of Earth’s core?
The mantle’s mass is less than the core’s mass, but with greater density.

The mantle’s mass is greater than the core’s mass, but with less density.

The mantle’s mass and its density are greater than that of the core.

The mantle’s mass and its density are less than that of the core.
Answered by GPT 3.5
The mantle’s mass is greater than the core’s mass, but with less density.
Answer
Which can be excluded from the list of events caused by the flow of thermal energy inside the Earth?
thunderstorms

valley formations

volcanic eruptions

earthquakes
Answered by GPT 3.5
Thunderstorms can be excluded from the list of events caused by the flow of thermal energy inside the Earth. Thunderstorms are caused by atmospheric conditions and the interaction between warm and cold air masses, not by the flow of thermal energy within the Earth.
Answer
Select the best answer. Which statement is true about all convection currents?

It causes earthquakes.

It is made possible by heat and pressure.

It results to formation of valleys and hills.

It happen in all layers of the Earth.
Answered by GPT 3.5
The best answer is: It is made possible by heat and pressure.
Answer
What is physical weathering?

the breaking of rock into smaller pieces from nonchemical processes

the building up of rock that has been brought from other places

the movement of rock from one place to another

the transformation of rocks into some other type of materials
Answered by GPT 3.5
Physical weathering refers to the breaking of rock into smaller pieces through nonchemical processes.