Question 1

Select the subatomic particles that occupy orbits called shells.

Accepted Answer

A)  positively charged protons 
B)  negatively charged electrons 
C)  positively charged electrons 
D)  negatively charged protons 
A)  positively charged protons 
B)  negatively charged electrons 
C)  positively charged electrons 
D)  negatively charged protons

Question 2

When dissolved in water, acids yield

Accepted Answer

A)  positively charged hydrogen ions that decrease the pH value. 
B)  negatively charged hydroxide ions that decrease the pH value. 
C)  positively charged hydrogen ions that increase the pH value. 
D)  negatively charged hydroxide ions that increase the pH value. 
A)  positively charged hydrogen ions that decrease the pH value. 
B)  negatively charged hydroxide ions that decrease the pH value. 
C)  positively charged hydrogen ions that increase the pH value. 
D)  negatively charged hydroxide ions that increase the pH value.

Question 3

Atoms or molecules in 	vibrate more rapidly than those in other states of matter.

Accepted Answer

A)  liquids 
B)  solids 
C)  gases 
D)  Vibration rates are equal across states of matter. 
A)  liquids 
B)  solids 
C)  gases 
D)  Vibration rates are equal across states of matter.

Question 4

Primary consumers get their energy from

Accepted Answer

A)  sunlight. 
B)  consuming plants. 
C)  consuming animals. 
D)  consuming dead organisms. 
A)  sunlight. 
B)  consuming plants. 
C)  consuming animals. 
D)  consuming dead organisms.

Question 5

According to the second law of thermodynamics,

Accepted Answer

A)  the tendency of any isolated system is to move toward disorder. 
B)  energy degrades or is wasted as it is transferred or transformed 
C)  entropy increases without energy inputs. 
D) All of these are correct 
A)  the tendency of any isolated system is to move toward disorder. 
B)  energy degrades or is wasted as it is transferred or transformed 
C)  entropy increases without energy inputs. 
D) All of these are correct

Question 6

Within a water molecule, the oxygen atom carries a slight negative charge while the three hydrogen atoms carry slight positive charges. This charge imbalance is called

Accepted Answer

A)  polarity. 
B)  chemical bonding. 
C)  buffering. 
D)  phase change. 
A)  polarity. 
B)  chemical bonding. 
C)  buffering. 
D)  phase change.

Question 7

The amount of 	in a particular object is its 	.

Accepted Answer

A)  space; weight 
B)  matter; mass 
C)  mass; energy 
D)  weight; matter 
A)  space; weight 
B)  matter; mass 
C)  mass; energy 
D)  weight; matter

Question 8

On a farm, owls feed on mice, which in turn prey on grasshoppers. The grasshoppers consume grass. Select the secondary consumer.

Accepted Answer

A)  owls 
B)  grass 
C)  grasshoppers 
D)  mice 
A)  owls 
B)  grass 
C)  grasshoppers 
D)  mice

Question 9

According to the first law of thermodynamics, energy can be

Accepted Answer

A)  created. 
B)  destroye 
C)  conserved. 
D) All of these are correct. 
A)  created. 
B)  destroye 
C)  conserved. 
D) All of these are correct.

Question 10

While considering lunch options at the cafeteria, a friend says you can help the planet if you "eat low on the food chain." Use your understanding of trophic levels and the second law of thermodynamics to explain how we can feed more humans with plant-based diets compared to diets with greater meat consumption.

Accepted Answer

In a food chain, organisms are arranged

Question 11

Photosynthesis transforms 	energy from the sun into chemical energy in sugars.

Accepted Answer

A)  nuclear 
B)  thermal 
C)  geothermal 
D)  radiant 
A)  nuclear 
B)  thermal 
C)  geothermal 
D)  radiant

Question 12

A chemical reaction

Accepted Answer

A)  converts one or more substances into different substances. 
B)  overcomes the physical forces exerted on or acting against something. 
C)  creates or destroys the constituent parts of matter. 
D)  changes matter between states without changing the molecules themselves. 
A)  converts one or more substances into different substances. 
B)  overcomes the physical forces exerted on or acting against something. 
C)  creates or destroys the constituent parts of matter. 
D)  changes matter between states without changing the molecules themselves.

Question 13

In the trophic levels in an ecosystem,

Accepted Answer

A)  prey will outnumber the predators that consume them. 
B)  predators will outnumber the prey they consume. 
C)  the number of prey will always exactly balance the number of predators. 
D)  prey and predator populations both increase at higher trophic levels. 
A)  prey will outnumber the predators that consume them. 
B)  predators will outnumber the prey they consume. 
C)  the number of prey will always exactly balance the number of predators. 
D)  prey and predator populations both increase at higher trophic levels.

Question 14

Select the correct statement.

Accepted Answer

A)  Molecules always contain more than one element. 
B)  A compound is a type of molecule. 
C)  All molecules are compounds. 
D)  All of these are correct. 
A)  Molecules always contain more than one element. 
B)  A compound is a type of molecule. 
C)  All molecules are compounds. 
D)  All of these are correct.

Select the subatomic particles that occupy orbits called shells.

When dissolved in water, acids yield

Atoms or molecules in vibrate more rapidly than those in other states of matter.

Primary consumers get their energy from

According to the second law of thermodynamics,

Within a water molecule, the oxygen atom carries a slight negative charge while the three hydrogen atoms carry slight positive charges. This charge imbalance is called

The amount of in a particular object is its .

On a farm, owls feed on mice, which in turn prey on grasshoppers. The grasshoppers consume grass. Select the secondary consumer.

According to the first law of thermodynamics, energy can be

Photosynthesis transforms energy from the sun into chemical energy in sugars.

A chemical reaction

In the trophic levels in an ecosystem,

Select the correct statement.

Environmental Science and Sustainability: Whats the Big Idea

Ethics, Economics, and Policy: Who or What Do We Value

Life: What Shapes Biodiversity

Conservation: Why Is It Important to Protect Biodiversity

Human Population: Can We Have Too Many People

Water: How Do We Use It and Affect Its Quality

Air: What Are We Breathing

Land: How Does It Shape Us

Systems and Cycles: Are We Changing Earths Life Support System

Climate: How Does Global Climate Change

Food: How Do We Feed Ourselves

Fossil Fuels: Energy of the Industrial Age

Energy Alternatives: How Are Our Energy Decisions Changing

Waste: What Happens to All the Stuff We Use

Urbanization: Why Are Cities Growing

Environmental Health and Justice: How Does Our Environment Affect Our Health

Decision Making: Why Do Our Choices Matter

Groups and Organizations: How Do We Work Together for Sustainability

Government: How Can Policy Influence Sustainability

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Exam 3: Matter and Energy: What Are the Building Blocks of Sustainability

Select the subatomic particles that occupy orbits called shells.

When dissolved in water, acids yield

Atoms or molecules in vibrate more rapidly than those in other states of matter.

Primary consumers get their energy from

According to the second law of thermodynamics,

Within a water molecule, the oxygen atom carries a slight negative charge while the three hydrogen atoms carry slight positive charges. This charge imbalance is called

The amount of in a particular object is its .

On a farm, owls feed on mice, which in turn prey on grasshoppers. The grasshoppers consume grass. Select the secondary consumer.

According to the first law of thermodynamics, energy can be

Photosynthesis transforms energy from the sun into chemical energy in sugars.

A chemical reaction

In the trophic levels in an ecosystem,

Select the correct statement.

Environmental Science and Sustainability: Whats the Big Idea

Ethics, Economics, and Policy: Who or What Do We Value

Life: What Shapes Biodiversity

Conservation: Why Is It Important to Protect Biodiversity

Human Population: Can We Have Too Many People

Water: How Do We Use It and Affect Its Quality

Air: What Are We Breathing

Land: How Does It Shape Us

Systems and Cycles: Are We Changing Earths Life Support System

Climate: How Does Global Climate Change

Food: How Do We Feed Ourselves

Fossil Fuels: Energy of the Industrial Age

Energy Alternatives: How Are Our Energy Decisions Changing

Waste: What Happens to All the Stuff We Use

Urbanization: Why Are Cities Growing

Environmental Health and Justice: How Does Our Environment Affect Our Health

Decision Making: Why Do Our Choices Matter

Groups and Organizations: How Do We Work Together for Sustainability

Government: How Can Policy Influence Sustainability

Filters