Download Name Date

ROCK QUIZ
NAME ______________________________________
PER _______
DATE ___________________
1. ______What rock is formed by the compression and cementation of sediments with particle sizes ranging from
0.08 to 0.1 centimeter?
1. basalt
3. granite
2. conglomerate
4. sandstone
2. ______The diagram represents a conglomerate rock. Some
of the rock fragments are labeled.
Which conclusion is best made about the rock particles?
1. They are the same age.
2 .They originated from a larger mass of igneous rock.
3 .They all contain the same minerals.
4 .They have different origins.
3. ______According to the Reference Tables, which characteristic determines whether a rock is classified as a
shale, a siltstone, a sandstone, or a conglomerate?
1. the absolute age of the sediments within the rock
2. the mineral composition of the sediments within the rock
3. the particle size of the sediments within the rock
4. the density of the sediments within the rock
4. ______ Most of the surface bedrock of New York State formed as a direct result of
1. volcanic activity
3. melting and solidification
2. spreading of the ocean floor
4. compaction and cementation
5. ______ Some nonsedimentary rocks are formed as a result of
1. solidification of molten material
2. evaporation and precipitation
3. cementation of particles
4. deposition of particles
6. ______ All rocks contain (1) minerals (2) intergrowcrystals (3) sediments (4) fossils
7. ______Which element comprises most of the earth's crust both by weight and by volume? (1) nitrogen (2)
hydrogen (3) oxygen (4) silicon
8. ______Where are the Earth's sedimentary rocks generally found?
1. in regions of recent volcanic activity
2. deep within the Earth's crust
3. along the mid-ocean ridges
4. as a thin layer covering much of the continents
9. ______ Limestone is a sedimentary rock which may form as a result of
1. melting
3. metamorphism
2. recrystallization
4. biologic processes
10. ______ According to the Reference Tables, which sedimentary rock most likely formed as an evaporite?
1. siltstone
3. gypsum
2. conglomerate
4. shale
11. ______ Which statement best describes a general property of rocks?
1. Most rocks have a number of minerals in common.
2. Most rocks are composed of a ~ingle mineral.
3. All rocks contain fossils.
4. All rocks contain minerals formed by compression and cementation.
12. ______The crystal characteristics of quartz shown in the accompanying diagram are the result of the
(1) internal arrangement of the elements from which quartz is formed
(2) shape of the other rock crystals in the area where the quartz was formed
(3) amount of weathering that the quartz has been exposed to
(4) age of the quartz crystal
13. ______Which rock was formed by the compaction and cementation of particles 0.07 centimeter in diameter?
(1) limestone (2) sandstone (3) shale (4) basalt
14. ______Which sedimentary rocks are formed from organic matter?
(1) rock salt and shale (2) bituminous coal and limestone (3) chert and rock salt (4) sandstone and
conglomerate
15. ______ Rock layer E is composed of nonunjform particle sizes ranging in diameter from 0.9 to 23
centimeters. According to the Reference Tables, this rock layer should be represented by which symbol?
(1)
(2)
(3)
(4)
16. ______The physical properties of a mineral are largely due to its (1) volume (2) organic composition (3)
internal arrangement of atoms (4) melting point
17. ______ When dilute hydrochloric acid is placed on the sedimentary rock limestone and the non sedimentary
rock marble, a bubbling reaction occurs with both.
What would this indicate?
1. The minerals of these two rocks have similar chemical composition.
2. The molecular structures of these two rocks have been changed by heat and pressure.
3. The physical properties of these two rocks are identical
4. The two rocks originated at the same location,
18. ______ Why is the conglomerate rock shown below good evidence that rocks form from other rocks?
(1) The conglomerate contains some nonsedimentary rock fragments. (2)
The conglomerate was formed from material that was buried deep
underground. (3) The conglomerate's pebbles are all weathering at the same
rate. (4) The conglomerate was formed by the cooling of molten rock
material.
19. ______According to the Rock Cycle diagram in the Earth Science Reference
Tables, which type(s) of rock can be the source of deposited sediments? (I)
igneous and metamorphic rocks, only (2) metamorphic and sedimentary
rocks, only (3) sedimentary rocks, only (4) igneous, metamorphic and
sedimentary rocks
20. ______ In which rock type are fossils usually found? (1) igneous (2) volcanic (3) sedimentary (4)
metamorphic