1. Living with Earth 1st Edition
Classroom Response System Questions
Chapter 2

2. 02.01
In a future expedition, you are in a vehicle burrowing towards the center of Earth. How do you know when you are in the asthenosphere?
A. The rock is solid, extremely hot, and highly pressurized.
B. The rock is molten, extremely hot, and highly pressurized.
C. The rock is mostly solid, but pliable, and can flow under pressure.
D. The rock is strong, rigid, and can break when it moves.
E. None of the above

3. 02.01
In a future expedition, you are in a vehicle burrowing towards the center of Earth. How do you know when you are in the asthenosphere?
A. The rock is solid, extremely hot, and highly pressurized.
B. The rock is molten, extremely hot, and highly pressurized.
C. The rock is mostly solid, but pliable, and can flow under pressure.
D. The rock is strong, rigid, and can break when it moves.
E. None of the above
ANSWER: C, [p. 27]

4. 02.02
Which of the following represents the section of the atmosphere in which temperatures reach their lowest and meteoroids burn up?
A. If only energy is transferred in and out of the system, it is dynamic.
B. If only matter is transferred in and out of the system, it is dynamic.
C. If it is not a natural system (a light bulb), it is dynamic.
D. If matter and energy are transferred in and out of the system, it is dynamic.
E. If neither matter nor energy is transferred in and out of the system, it is dynamic.

5. 02.02
Which of the following represents the section of the atmosphere in which temperatures reach their lowest and meteoroids burn up?
A. If only energy is transferred in and out of the system, it is dynamic.
B. If only matter is transferred in and out of the system, it is dynamic.
C. If it is not a natural system (a light bulb), it is dynamic.
D. If matter and energy are transferred in and out of the system, it is dynamic.
E. If neither matter nor energy is transferred in and out of the system, it is dynamic.
ANSWER: A, [p. 33]

6. Which of these water cycle scenarios do not make sense?
02.03
Which of these water cycle scenarios do not make sense?
A. Precipitation accumulates in a stream, water is carried to the ocean, and water then evaporates.
B. Water evaporates, and is then carried to the ocean through the ground.
C. Groundwater migrates to the ocean and then evaporates.
D. Glaciers melt, and water is carried to the ocean by a river.
E. They all make sense.

7. Which of these water cycle scenarios do not make sense?
02.03
Which of these water cycle scenarios do not make sense?
A. Precipitation accumulates in a stream, water is carried to the ocean, and water then evaporates.
B. Water evaporates, and is then carried to the ocean through the ground.
C. Groundwater migrates to the ocean and then evaporates.
D. Glaciers melt, and water is carried to the ocean by a river.
E. They all make sense.
ANSWER: B, [p. 37]

8. In what way can we see evolution at work in our lifetime?
02.04
In what way can we see evolution at work in our lifetime?
A. Darwin’s finches
B. The comparison of the wooly mammoth to the elephant
C. Successive generations of giraffes develop longer and longer necks as they reach higher for leaves.
D. Disease-causing microbes in a lab
E. All of the above

9. In what way can we see evolution at work in our lifetime?
02.04
In what way can we see evolution at work in our lifetime?
A. Darwin’s finches
B. The comparison of the wooly mammoth to the elephant
C. Successive generations of giraffes develop longer and longer necks as they reach higher for leaves.
D. Disease-causing microbes in a lab
E. All of the above
ANSWER: D, [p. 42]

10. 02.05
A rock sample has 6 billion K-40 atoms (parent isotope), and 6 billion Ar-40 atoms (daughter isotope). After two half-lives, what is the content of the rock sample?
A. 9 billion K-40 atoms and 3 billion Ar-40 atoms.
B billion K-40 atoms and 10.5 billion Ar-40 atoms.
C. 0 K-40 atoms and 12 billion Ar-40 atoms.
D billion K-40 atoms and billion Ar-40 atoms.
E. 3 billion K-40 atoms and 9 billion Ar-40 atoms.

11. 02.05
A rock sample has 6 billion K-40 atoms (parent isotope), and 6 billion Ar-40 atoms (daughter isotope). After two half-lives, what is the content of the rock sample?
A. 9 billion K-40 atoms and 3 billion Ar-40 atoms.
B billion K-40 atoms and 10.5 billion Ar-40 atoms.
C. 0 K-40 atoms and 12 billion Ar-40 atoms.
D billion K-40 atoms and billion Ar-40 atoms.
E. 3 billion K-40 atoms and 9 billion Ar-40 atoms.
ANSWER: E, [p. 47]