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x4.07 Unit 4 Test 25-26

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Last updated about 2 hours ago
22 questions
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8
Question 1
1.

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Question 2
2.

Question 3
3.

Question 4
4.
Global energy and water demand is expected to __________ by 2050.
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2
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2
Question 7
7.

Question 8
8.

Based on the map of annual average wind speed, which area has the greatest potential for wind power?

Question 9
9.

Based on the map of photovoltaic (sun) energy potential, which area has the greatest potential for solar power?

Question 10
10.

Question 11
11.

Question 12
12.

Question 13
13.

Question 14
14.

Question 15
15.

Question 16
16.
__________ is the process of rocks breaking down into soil, which takes over __________ years.
Question 17
17.

Question 18
18.

Question 19
19.

Question 20
20.

Describe 2 advantages of energy produced by renewable resources.

Question 21
21.

Discribe 2 disadvantages of energy produced by renewable resources.

Question 22
22.
Consider the 3 E's of sustainability:
  • Equity ensures fairness in sharing resources and opportunities, promoting environmental benefits for all while preventing unfair treatment of any group in society.
  • Environmental focuses on keeping our natural world safe and healthy. This includes saving resources, reducing pollution and waste, and supporting strong ecosystems.
  • Economic focuses on making sure that a system or community can support itself financially over a long time.
Imagine a village where there is a meadow in the center available to all of the villagers to use for grazing sheep. Using the 3 E's of sustainability, how could you keep the meadow sustainable?

Equity: _______
Environmental: _______
Economic: _______
Match the term to its definitions
Fossil fuels
Something found in nature that is useful to humans
Natural resource
Development that meets present needs without compromising future generations
Sustainability
Replenish itself in less than a human's lifetime
Renewable resource
Made from the remains of ancient plants and animals
What are the 3 main non-renewable resources used by humans?
natural gas
coal
oil
water
wind
Which of the following is true of Earth's water?
2.5% of it is fresh, 97.5% is salty
Earth's water is unlimited
There is an equal amount of fresh and salt water
97.5% of it is fresh, 2.5% is salty
Question 5
5.

Question 6
6.

Which energy source produces half the amount of CO2 compared to coal?
Wind
Oil
Natural gas
Solar
What is a watershed?
An area of land that drains into a single larger body of water
An area that collects rainwater
A river's tributary
The area where a river meets the ocean
Which ecosystem filters and cleans water?
Forests
Deserts
Grasslands
Wetlands
What do impermeable surfaces in urban areas prevent?
Water from flowing
Water from freezing
Water from seeping into the ground
Water from evaporating
What happens when fertilizer runoff from the Mississippi River watershed enters the Gulf of Mexico?
It increases fish populations
It improves water quality
It makes the water change color
It creates a dead zone
According to the "Tragedy of the Commons," what is likely to happen to a shared resource?
Most people will overuse the resource
The resource will remain sustainable
Everyone will take only what they need
Everyone will get a fair share
What was difficult about the Cornucopia Challenge?
It was super easy
Fulfilling demands while maintaining natural resources
Not making any money from your farm
Producing nonrenewable resources
What can happen if farmers plant the same crop repeatedly without proper soil care?
Soil becomes more porous and lets water flow too quickly.
The soil stays healthy and full of nutrients forever.
The soil becomes extra fertile and can produce more
Soil loses its fertility and can no longer support plants and animals.
What is a major problem caused by overgrazing?
Too many cattle help mix the soil and increase its nutrients.
Cattle will have to move to another pasture
Overgrazing improves soil porosity and water flow.
Overgrazing removes grasses and compacts soil, causing erosion and loss of soil fertility.
What happens when soil is disturbed during deforestation and tilling?
The rate of weathering will decrease
The soil will absorb more water
Nutrient-rich top soil can be blown away
More plants will be able to grow
This graph shows how different sources of energy have been used in the United States to produce electricity since 1949.

Which sources have decreased since 2005?
Coal
Natural gas
Renewable energy
Petroleum
Which sources have increased since 2005?
Coal
Natural gas
Renewable energy
Petroleum