Deck 4: Energy and Society

Question 1

Potential energy is the energy due to an object's motion.

Answer 1

False

Question 2

An book resting on top of a five-foot bookshelf has no kinetic energy.

Answer 2

True

Question 3

A car moving at 35 mi/hr has kinetic energy.

Answer 3

True

Question 4

Heat energy always flows from a colder site to a hotter site.

Question 5

A cup of coffee at 75^oC is placed in a room at 70^oC. The coffee will cool because the heat energy in coffee will flow from the cup to the room.

Question 6

A child has picks up a snowball with his bare hand. His hand gets cold from the snowball. The child's hand became cold because the cold from the snowball flowed from the snowball to the child's hand.

Question 7

A child has picks up a snowball with his bare hand. His hand gets cold from the snowball. The child's hand became cold because heat energy from his warm hands flowed from a hotter source (his hands) to a colder site (the snowball).

Question 8

Thermodynamics is the science that deals with energy associated with motion.

Question 9

As of 2011, the United States consumes 100 quads of energy each year.

Question 10

The ______ sector of our US society consumes 19% of our total energy.

A) industrial
B) transportation
C) commercial
D) residential
E) None of the above.

Question 11

The ______ sector of our US society consumes 28% of our total energy.

A) industrial
B) transportation
C) commercial
D) residential
E) None of the above.

Question 12

The ______ sector of our US society consumes 19% of our total energy.

A) industrial
B) transportation
C) commercial
D) residential
E) None of the above.

Question 13

The ______ sector of our US society consumes the greatest amount our total energy.

A) industrial
B) transportation
C) commercial
D) residential
E) None of the above.

Question 14

When methane is combusted, ___ molecule(s) of water are released per molecule of methane.

A) 0
B) 1
C) 2
D) 4
E) None of the above.

Question 15

When methane is combusted, ___ molecule(s) of water are released per two molecule of methane.

A) 0
B) 1
C) 2
D) 4
E) None of the above.

Question 16

When methane is combusted, ___ molecule(s) of carbon dioxide are released per two molecule of methane.

A) 0
B) 1
C) 2
D) 4
E) None of the above.

Question 17

When methane is combusted, ___ molecule(s) of carbon dioxide are released per six molecules of methane.

A) 2
B) 3
C) 4
D) 6
E) None of the above.

Question 18

Any process that releases heat is an exothermic process.

Question 19

Any process that absorbs heat is an endothermic process.

Question 20

Propane (C₃H₈) is burned with oxygen to produce heat and light. This reaction is a combustion reaction.

Question 21

Methane is not considered a natural gas.

Question 22

Coal produces more carbon dioxide per unit heat generated than other fossil fuels.

Question 23

Fossil fuels are considered to be renewable resources.

Question 24

Methane is considered to be nonrenewable resources.

Question 25

Fuels derived from living matter, or biomass, are called biofuels.

Question 26

Fuels derived from nonliving matter are called biofuels.

Question 27

Ethanol is a biofuel.

Question 28

Biodiesel is not a biofuel.

Question 29

Gasoline is a biofuel.

Question 30

Heptane, with an octane rating of 0, will not knock in a combustion engine.

Question 31

Octane having a rating of 100 is likely not to knock.

Question 32

The SPR can be accessed only by a presidential order.

Question 33

The first stroke in the four-stroke cycle of a typical car's engine is ____.

A) intake
B) compression
C) power
D) exhaust
E) None of the above.

Question 34

The second stroke in the four-stroke cycle of a typical car's engine is ____.

A) intake
B) compression
C) power
D) exhaust
E) None of the above.

Question 35

The third stroke in the four-stroke cycle of a typical car's engine is ____.

A) intake
B) compression
C) power
D) exhaust
E) None of the above.

Question 36

The fourth stroke in the four-stroke cycle of a typical car's engine is ____.

A) intake
B) compression
C) power
D) exhaust
E) None of the above.

Question 37

An automobile engine having a compression ratio of ____ means that the gasoline-air mixture was compressed to one-fourth of its original volume before it was ignited.

A) 2
B) 4
C) 8
D) 10
E) None of the above.

Question 38

An automobile engine having a compression ratio of ____ means that the gasoline-air mixture was compressed to one-tenth of its original volume before it was ignited.

A) 2
B) 4
C) 8
D) 10
E) None of the above.

Question 39

An automobile engine having a compression ratio of ____ means that the gasoline-air mixture was compressed to one-eight of its original volume before it was ignited.

A) 2
B) 4
C) 8
D) 10
E) None of the above.

Question 40

Catalytic cracking uses a catalyst to facilitate the cracking of _____ covalent molecules into _______ ones.

A) smaller, larger
B) larger, smaller
C) old, new
D) new, old
E) None of the above.

Question 41

A highly volatile compound has a ____ boiling point.

A) low
B) medium-high
C) high
D) very high
E) None of the above.

Question 42

The Sun is approximately ____million miles away from the Earth.

A) 80
B) 90
C) 100
D) 200
E) None of the above.

Question 43

Which of the following is a carbon sink?

A) Atmosphere
B) Biosphere
C) Lithosphere
D) Hydrosphere
E) All of the above.

Question 44

The ____ contains the fossil fuels in the Earth's crust.

A) Atmosphere
B) Biosphere
C) Lithosphere
D) Hydrosphere
E) All of the above.

Question 45

The ____ contains the majority of the Earth's carbon dioxide.

A) Atmosphere
B) Biosphere
C) Lithosphere
D) Hydrosphere
E) All of the above.

Question 46

The ____ contains the living matter.

A) Atmosphere
B) Biosphere
C) Lithosphere
D) Hydrosphere
E) All of the above.

Question 47

The ____ is where photosynthesis breaks down carbon containing compounds.

A) Atmosphere
B) Biosphere
C) Lithosphere
D) Hydrosphere
E) All of the above.

Question 48

Photosynthesis converts the Sun's radiant energy into chemical energy.

Question 49

Organic compounds are non-carbon based compounds.

Question 50

Cellular respiration releases energy stored in organic molecules of food.

Question 51

Photosynthesis converts CO₂ and H₂O into O₂ and C₆H₁₂O₆.

Question 52

Cellular respiration converts O₂ and C₆H₁₂O₆ into CO and H₂O.

Question 53

The net increase of CO₂ in the atmosphere has increased 4 GtC/yr.

Question 54

The net increase of CO₂ in the hydrosphere has increased 4 GtC/yr.

Question 55

The net increase of CO₂ in the hydrosphere is greater than the net increase of CO₂ in the atmosphere.

Question 56

Coal is found in the _____.

A) lithosphere
B) hydrosphere
C) atmosphere
D) biosphere
E) Both B and C.

Question 57

Ocean sediment carbon is found in the _____.

A) lithosphere
B) hydrosphere
C) atmosphere
D) biosphere
E) Both B and C.

Question 58

Ocean sediment carbon is found in the _____.

A) lithosphere
B) hydrosphere
C) atmosphere
D) biosphere
E) Both B and C.

Question 59

Plant biomass is found in the _____.

A) lithosphere
B) hydrosphere
C) atmosphere
D) biosphere
E) Both B and C.

Question 60

CO₂ is found in the _____.

A) lithosphere
B) hydrosphere
C) atmosphere
D) biosphere
E) Both B and C.

Question 61

The greater the quantities of carbon dioxide present in a planet's atmosphere, the greater the heat-trapping capacity of its atmosphere.

Question 62

The planet Mercury has no atmosphere therefore it has a greenhouse effect.

Question 63

The planet Venus has a CO₂ rich atmosphere, therefore it has a greenhouse effect.

Question 64

The greenhouse effect experienced on planet Earth is harmful.

Question 65

Many observations suggest that the Earth's temperature is increasing.

Question 66

Many observations suggest that the Earth's temperature is decreasing.

Question 67

In 2013, CO₂ levels reached approximately ____ parts per million by volume.

A) 320
B) 330
C) 350
D) 400
E) None of the above.

Question 68

In 1965, CO₂ levels reached approximately ____ parts per million by volume.

A) 320
B) 330
C) 350
D) 400
E) None of the above.

Question 69

In 1975, CO₂ levels reached approximately ____ parts per million by volume.

A) 320
B) 330
C) 350
D) 400
E) None of the above.

Question 70

In 1990, CO₂ levels reached approximately ____ parts per million by volume.

A) 320
B) 330
C) 350
D) 400
E) None of the above.

Question 71

Since 1960 to 2013 CO₂ in the atmosphere has increased by approximately _____ parts per million by volume.

A) 40
B) 50
C) 55
D) 70
E) 80

Question 72

Greenhouse gases absorb infrared radiation.

Question 73

Greenhouse gases reflect infrared radiation.

Question 74

As a greenhouse gas absorbs infrared radiation, its bonds undergo rapid vibrations.

Question 75

Carbon dioxide gas absorbs infrared radiation, its bonds undergo rapid vibrations.

Question 76

As a greenhouse gas absorbs ultraviolet, its bonds undergo rapid vibrations.

Question 77

A continued reliance on petroleum resources is sustainable.

Question 78

Technology that converts sunlight to heat is known as photothermal systems.

Question 79

Technology that converts sunlight into electricity is known as photothermal systems.

Question 80

Technology that converts sunlight into electricity is known as photovoltaics.