Glossary
View All Words
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
A
B
C
crater
crust
D
E
F
G
H
I
igneous
J
K
L
lava
M
magma
mantle
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
#
mantle
The mantle is the middle layer of the Earth which is made of hot, dense, semisolid rock.
Select this then click anywhere in the book to start reading text
Speak the current selection
Stops speech playback
Double-click a word in the book and click this icon to translate the word into Spanish
Glossary