Exam 4: Earth and Its Moon

What can we conclude about the structure of Earth's interior knowing that the average density of Earth is higher than the average density of the rock on the continents and seafloor?

At what phase would tidal variation be the least during the entire day?

Describe several features on the Earth's crust explained by plate tectonics.

The hydrosphere covers about 50% of the Earth's crust.

The principal greenhouse gases in our present atmosphere are

Within Earth's atmosphere the ozone layer is located

The Earth's atmosphere and magnetosphere contribute ________% to the total mass of the Earth.

The motion of the tectonic plates is driven by

Note at least three surface features that are driven by plate tectonics.

What are some of the consequences that could happen if the average global temperature increases by 5 Kelvin, as predicted if the carbon dioxides continue to rise at the current rate?

When strong solar wind storms are diverted poleward by our magnetic fields, we often observe ________ in the ionosphere.

Why did the Moon's internal heat escape more rapidly than Earth's?

What is the greenhouse Effect and why is it vital to life here?

The Moon's density, when compared to Earth's, is about

Which major atmospheric component is chiefly a product of life processes?

In noting that our world is "differentiated," we mean that

The auroral displays occur in our ________.

Weather occurs in which layer of the atmosphere? Why?

Seismic P-waves can travel through both solid and liquid materials.

We determine the structure of the Earth's core using