Humans and the Energy Cycle Answers

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1
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Explain why hunter-gatherer societies were highly mobile.

Answer:

Hunter-gatherer societies did not farm or raise livestock; they collected the resources they required from the local environment. In order to ensure a continuous supply of needed resources, hunter-gatherer societies followed their food sources and moved frequently.

2
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Explain why the definition of a quality life is highly individualized.

Answer:

While there are many elements that might be considered important for a quality life, the ultimate determination of what defines a quality life is a personal judgement based on individual experiences and values. People in different socioeconomic situations will value different things; a homeless person will likely value shelter and food higher than convenience and luxury. Different experiences and relationships will result in different priorities.

3

Which of the following is influenced by culture?

A
quality of life
B
demographics
C
spiritual life
D
all of the above
4

Explain the goals of the World Resources Simulation Center.

Answer:

The goal of the World Resources Simulation Center is to study global resource use in order to solve current and predict future problems. The hope is that by identifying future problems now, many may be avoided, or minimized through proper planning. It is intended to answer the question of how world resources can be harnessed equitably by all of humanity.

5

The dust bowl refers to _______.

A
a football championship game
B
a period of drought during the civil war
C
years of dust storms in the Midwest in the 1930’s
D
a large flood plain in Oklahoma
6

Which of the following is true concerning energy flow through an ecosystem’s food chain?

A
Primary consumers collect their energy from the sun.
B
The sun is the final receiver of energy in an ecosystem.
C
Energy is lost at each successive energy level in the chain.
D
Tertiary consumers account for the largest store of energy.
7

Explain why the energy harnessed per person (per capita) has increased so dramatically since the industrial revolution.

Answer:

Increased energy use leads to increased economic activity and an increased quality of life. Ever since the industrial revolution, advances in technology have let humans in industrialized nations increase their standard of living significantly, which required significant increases in the amount of energy harnessed per capita.

8

The Inuit were not native to _______.

A
Canada
B
Greenland
C
Finland
D
Alaska
9

Explain why quality of life is critically dependent upon energy use and consumption.

Answer:

Research has shown that there is a direct relationship between the amount of energy used and overall economic activity in a country. In many ways quality of life is also directly related to the level of economic activity in a country because sufficient economic resources can ensure the physical components required for a high quality of life. In this way, energy use directly impacts quality of life by impacting economic activity.

10

The best determination of a community’s quality of life is _______.

A
the per capita income
B
the climate and weather
C
the energy used per capita
D
its geographic location
11

Explain the goals of the World Resources Simulation Center.

Answer not available
12

Explain why the energy harnessed per person (per capita) has increased so dramatically since the industrial revolution.

Answer not available
13

Which of the following is influenced by culture?

A
quality of life
B
demographics
C
spiritual life
D
all of the above
14

The dust bowl refers to _______.

A
a football championship game
B
a period of drought during the civil war
C
years of dust storms in the Midwest in the 1930’s
D
a large flood plain in Oklahoma
15

The Inuit were not native to _______.

A
Canada
B
Greenland
C
Finland
D
Alaska
16

Explain why quality of life is critically dependent upon energy use and consumption.

Answer not available
17

Which of the following is true concerning energy flow through an ecosystem’s food chain?

A
Primary consumers collect their energy from the sun.
B
The sun is the final receiver of energy in an ecosystem.
C
Energy is lost at each successive energy level in the chain.
D
Tertiary consumers account for the largest store of energy.
18

The best determination of a community’s quality of life is _______.

A
the per capita income
B
the climate and weather
C
the energy used per capita
D
its geographic location
19

Explain why hunter-gatherer societies were highly mobile.

Answer not available
20

Explain why the definition of a quality life is highly individualized.

Answer not available

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