Rock Cycle
Name: ______________________ Date: ____________
Write the letter of the matching definition next to each term.
1. OXYGEN
A. Gas in the air that we need to breathe
2. NITROGEN
B. The planet we live on
3. EARTH
C. Produced by the action of water
4. HYDROGEN
D. Of or relating to ___
5. HELIUM
E. A sedimentary rock consisting of sand consolidated with some cement
6. LIMESTONE
F. The breakdown or alteration of rock at or near the surface of the Earth.
7. POTASSIUM
G. A sedimentary rock consisting mainly of calcium that was deposited by the remains of marine animals
8. SANDSTONE
H. Produced under conditions involving intense heat
9. CARBON
I. A very light colorless element that is one of the six inert gasses
10. WEATHERING
J. A soft whitish calcite
11. SULPHUR
K. A common nonmetallic element that is normally a colorless odorless tasteless inert diatomic gas
12. ROCKS
L. A white metallic element that burns with a brilliant light
13. CHALK
M. An abundant tasteless odorless multivalent nonmetallic element
14. GLACIERS
N. A light soft silver-white metallic element of the alkali metal group
15. SEDIMENTARY
O. An abundant nonmetallic tetravalent element occurring in three allotropic forms: amorphous ___
16. NEON
P. A nonmetallic univalent element that is normally a colorless and odorless highly flammable diatomic
17. METAMORPHIC
Q. Plutonic igneous rock having visibly crystalline texture
18. CALCIUM
R. A colorless odorless gaseous element that give a red glow in a vacuum tube
19. GRANITE
S. A slowly moving mass of ice (plural)
20. IGNEOUS
T. Hard piece of stone (plural)