Rock cycle
Name: ______________________ Date: ____________
Write the letter of the matching item on the line next to each number.
1. Volcano
A. A sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
2. Lava
B. A sedimentary rock consisting of sand consolidated with some cement
3. Weathering
C. The wearing down of rock particles by friction due to water or wind or ice
4. Abrasion
D. The commonest type of solidified lava
5. Sediment
E. The layer of the earth between the crust and the core
6. Deposit
F. Rock that in its molten form issues from volcanos
7. Magma
G. A hard crystalline metamorphic rock that takes a high polish
8. Limestone
H. Molten rock in the earth's crust
9. Marble
I. Hard outer layer of the Earth or of bread
10. Sandstone
J. Matter that has been deposited by some natural process
11. Core
K. The phenomenon of sediment or gravel accumulating
12. Mantle
L. Mountain that erupts with lava
13. Crust
M. To sail to the windward of
14. Basalt
N. The central part of the Earth