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Protecting Earth's Resources Study Guide
Test Description: Chapter 6 FL Science A Closer Look
Instructions: Answer all questions to get your test result.
1) A layer of gas that surrounds Earth and protects living things from the sun is known as...
A
wind
B
ozone
C
mantle
D
hydrosphere
2) The way a mineral reflects light is called..
A
luster
B
shininess
C
streak
D
mirror
3) Wind, moving water, and solar energy are all....
A
fossil fuels
B
all of the above
C
alternative energy sources
D
nonrenewable resources
4) A unit of time measured in millions of years..
A
millenium
B
century
C
decade
D
era
5) The remains of ancient organisms found in rock are....
A
dinosaur bones
B
amber
C
skeletons
D
fossils
6) The harmful addition of materials to soil, air, or water is called...
A
pollution
B
littering
C
sludge
D
solutions
7) Soil is divided into...
A
4 soil horizons
B
2 soil horizons
C
5 soil horizons
D
3 soil horizons
8) Which rock forms in layers?
A
metamorphic rock
B
sedimentary rock
C
igneous rock
D
lava rock
9) The repeating cycle of rocks changing from one type to another...
A
nitrogen cycle
B
rock cycle
C
carbon cycle
D
water cycle
10) A solid material in the ground made of elements is known as ....
A
minerals
B
rock
C
carbon
D
soil
11) What type of rock is produced and formed by the lava from a volcano?
A
sedimentary rock
B
crystal
C
igneous rock
D
metamorphic rock
12) A type of pollution caused by particles in the air is called
A
sediment
B
smog
C
precipitation
D
fog
13) Which of the following is a type of fossil fuel?
A
solar
B
biomass
C
anthracite
D
geothermal
14) Where would the youngest fossil be found?
A
in the deepest layer of soil
B
in Antarctica
C
in the oldest part of the continent
D
In the topmost layer of soil
15) What is an aquifer?
A
an underground body of water
B
a type of water treatment plant
C
a salty ocean
D
an artificial lake
16) Which type of rock is formed by heat and pressure?
A
metamorphic
B
sedimentary
C
igneous
D
crystal
17) Where do people get drinking water from?
A
rivers and lakes
B
all of the above
C
groundwater from a well
D
aquifer from a well
18) The best soil contains humus and holds water well. Which type of soil is best for growing crops and contains good humus?
A
tundra
B
prairie/grassland
C
desert
D
clay
*select an answer for all questions
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