Site MapHelpFeedbackTrue or False
True or False
(See related pages)



1

The crust is the thickest layer of the Earth.
A)TRUE
B)FALSE
2

The mantle is the thickest layer of the Earth.
A)TRUE
B)FALSE
3

The asthenosphere is entirely within the mantle.
A)TRUE
B)FALSE
4

Volcanoes provide the source of Earth's heat.
A)TRUE
B)FALSE
5

S-waves pass through the inner core of Earth.
A)TRUE
B)FALSE
6

P-waves cannot pass through the liquid outer core of Earth.
A)TRUE
B)FALSE
7

Seismic waves travel at constant velocities through the Earth.
A)TRUE
B)FALSE
8

The Ultra-low velocity zone (ULVZ) corresponds to the D-layer of the mantle.
A)TRUE
B)FALSE
9

Meteorites have provided some insights into the structure of our planet.
A)TRUE
B)FALSE
10

Gravity is constant around our planet.
A)TRUE
B)FALSE
11

Gravity measurements provide insights into Earth's structure.
A)TRUE
B)FALSE
12

Earth's magnetic field has reversed many times during its history.
A)TRUE
B)FALSE
13

The magnetic field is constant around the Earth.
A)TRUE
B)FALSE
14

The outer core is a molten liquid.
A)TRUE
B)FALSE
15

The inner core is solid.
A)TRUE
B)FALSE
16

Much of our knowledge of Earth's structure comes from analyses of seismic waves.
A)TRUE
B)FALSE
17

Seismic waves travel in straight lines as they pass through Earth.
A)TRUE
B)FALSE
18

Seismic waves can be reflected from boundaries within Earth.
A)TRUE
B)FALSE
19

Understanding Earth's interior structure requires some knowledge of geophysics.
A)TRUE
B)FALSE
20

All geophysicists are nerds.
A)TRUE
B)FALSE





To learn more about the book this website supports, please visit its Information Center.
(c)2006 McGraw-Hill Higher Education
Any use is subject to the Terms of Use and Privacy Policy.
McGraw-Hill Higher Education is one of the many fine businesses of The McGraw-Hill Companies.


Physical Geo: Earth RevealedOnline Learning Center

Home > Chapter 2 > True or False