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WorksheetsFormation of Fossil Fuels
Total questions: 40
Worksheet time: 30mins
Name
Class
Date
1.
The waste and remains of plants & animals
a)
organic matter
b)
fossil fuels
c)
sedimentary rocks
2.
The preserved parts or traces of animals and plants that lived in the past...
a)
Sediment
b)
Fossil
c)
Decay
3.
Small pieces of rock
a)
Imprint
b)
Weathering
c)
Erosion
d)
Sediment
4.
Rock made of layers of compressed organic and inorganic sediments
a)
Decay
b)
Fossil
c)
Sedimentary Rock
5.
When a fossil is made, how soon must the organism be covered with sediment when it dies?
a)
Quickly
b)
Slowly
6.
In the formation of sedimentary rocks AND fossil fuels, most -
a)
require material to be buried and exposed to heat and pressure
b)
are made out of organic matter that stores the Sun's energy
c)
form where there are frequent earthquakes and volcanic activity
d)
are produced high in the mountains where temperatures are low
7.
Sedimentary rocks form from broken bits of other rocks are...
a)
melted by the heat of the Earth's core
b)
used by humans as a natural resource
c)
buried and squeezed and cemented together
d)
completely dissolved in salt water in the ocean
8.
Fossil fuels form in sedimentary rocks when -
a)
plants use the nutrients to grow
b)
organic matter is buried along with sediments
c)
rivers carry sediments down mountainsides
d)
sediments are used by humans as a resource
9.
When a fossil is found, it tells us about the Earth's environment at the time.
a)
True
b)
False
10.
If looking at the layers of sediment in the earth, which layer is the youngest?
a)
the top
b)
the middle
c)
the bottom
11.
What processes happen inside the earth when making sedimentary rocks?
a)
Weathering
b)
Erosion
c)
Heat & Pressure
12.
If you found a Wooly Mammoth tusk in the dessert, what does that tell you about that area millions of years ago?
a)
It was cold.
b)
It was warm.
c)
It was hot.
13.
Which condition is the most important for the formation of fossil fuels?
a)
Ocean Ancient Environment
b)
Island Ancient Environment
c)
Really old rocks
d)
Few plants
14.
What conditions in an ancient environment would make it suitable to the formation of fossil fuels?
a)
Movement of surface water
b)
Frequent volcanic eruptions
c)
Extremes in high and low temperature
d)
Abundant plant life and rapid laying down of sediments
15.
Oil formation best occurs where there were once large oceans. Why is this?
a)
Waves were constantly moving
b)
Great numbers of microscopic organisms
c)
Currents that mix the water thoroughly
d)
Deep caverns where no light can reach
16.
How does the Sun contribute to the formation of fossil fuels?
a)
The Sun heats up the Earth's core
b)
The Sun generates winds.
c)
The Sun gives energy to the living things that become fossil fuels.
d)
The Sun gives off heat, similar to burning fossil fuels.
17.
Oil formation starts when organisms in the ocean die and then...
a)
Settle to the bottom and are buried in sediments
b)
Decay completely so that their matter is recycled
c)
Are carried by currents all over the planet
18.
What do the words "renewable" and "nonrenewable" mean?
a)
Where they come from
b)
How they are produced
c)
How long they take to form
d)
How useful they are
19.
Why are oil, natural gas, and coal considered nonrenewable resources?
a)
they have been pressed into the earth
b)
they take millions of years to form
c)
they can be easily found
20.
Oil is found today where there was once an ancient ocean.
a)
True
b)
False
21.
The formation of fossil fuels takes approximately...
a)
100 to 500 years
b)
1000 to 5000 years
c)
millions of years
22.
Fossil fuels need this to form
a)
heat and pressure
b)
heat, pressure, and time
c)
pressure and time
23.
Fossil fuels form in sedimentary rocks when
a)
sediments turn into oil
b)
organic matter is squeezed by heat and pressure over time
c)
rivers deposit organic matter downstream
24.
Both sedimentary rocks and fossil fuels...
a)
are found near volcanoes
b)
require heat and pressure to form
c)
have many layer of sediment
25.
Fossil fuels include coal, natural gas, and oil.
a)
True
b)
False
26.
Which fossil fuel requires the most heat and pressure to form?
a)
Coal
b)
Oil
c)
Natural Gas
27.
Fossil fuels cannot be found in a desert today because they were formed where an ocean once was.
a)
True
b)
False
28.
What two processes are necessary to make oil?
a)
organic matter and salt water
b)
heat and pressure
c)
erosion and deposition
29.
Organic matter is...
a)
layered sediments that were deposited
b)
the remains of living plants and animals
c)
a tar-like rock substance found in porous rock
30.
Tiny marine plants...
a)
Diatoms
b)
Marshes
c)
Sediments
31.
What is a graphite-like material used as a fuel?
a)
Oil
b)
Coal
c)
Natural gas
32.
In referring to forming fossil fuels, what does compressed mean?
a)
deposited sediments
b)
squeezed sediments
c)
sediments heated by magma
33.
What process breaks down rock?
a)
weathering
b)
erosion
c)
deposition
34.
What process moves rock sediments?
a)
weathering
b)
erosion
c)
deposition
35.
Which process deposits rock sediments?
a)
weathering
b)
deposition
c)
erosion
36.
We can only find oil at the bottom of an ocean today.
a)
True
b)
False
37.
Anthracite is another name for coal.
a)
True
b)
False
38.
Coal is formed from an area usually dry and mountainous.
a)
True
b)
False
39.
Natural gas can become liquefied and transported to other countries today.
a)
True
b)
False
40.
Rock layers found at the bottom of sedimentary rock are the:
a)
Youngest
b)
Oldest
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