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