Integrated Science 7Th Edition By Bill Tiller – Test Bank

 

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Sample Test

Integrated Science, 7e (Tillery)

Chapter 3   Energy

 

1) Work is the rate at which you expend energy.

 

Answer:  FALSE

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

2) The energy an object has because of its position is called potential energy.

 

Answer:  TRUE

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

3) The increase in potential energy caused by lifting an object can be calculated by multiplying its weight by its change in height.

 

Answer:  TRUE

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

4) Your electric bill for 1500 kilowatt-hours is a charge for the power you have used that month.

 

Answer:  FALSE

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

5) You do more work on yourself when you run up the stairs than when you walk slowly.

 

Answer:  FALSE

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

6) Plants convert radiant energy from the sun into chemical energy by a process called photosynthesis.

 

Answer:  TRUE

Section:  03.03

Topic:  Energy Flow

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

7) An object that falls twice as far will be moving twice as fast when it hits the ground.

 

Answer:  FALSE

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

8) As we deplete our coal reserves, we can replace this lost source of energy by increasing our output of hydroelectric power.

 

Answer:  FALSE

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

9) Energy is not conserved when a moving object slows to a stop.

 

Answer:  FALSE

Section:  03.03

Topic:  Energy Flow

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

10) Nearly all of the energy consumed today is provided by petroleum, coal, hydropower and nuclear sources.

 

Answer:  TRUE

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

11) A spring-loaded paper clamp exerts a force of 2 N on 10 sheets of paper it is holding tightly together. Is the clamp doing work as it holds the papers together?

 

Answer:  No

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

12) The watt (W) is a unit of

1.   A) work.

2.   B) electrical energy.

3.   C) power.

4.   D) force.

 

Answer:  C

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

13) What are the units for the work that is done by a newton of force acting through a meter of distance?

1.   A) joule

2.   B) ft-lb

3.   C) horsepower

4.   D) watt

 

Answer:  A

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

14) Which one of the following has an appropriate unit?

1.   A) work-joule

2.   B) force-newton

3.   C) power-watt

4.   D) All of the choices are correct.

 

Answer:  D

Section:  03.01

Topic:  Work and Power

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

15) Which one of the following does not have the same units as the others?

1.   A) kinetic energy

2.   B) momentum

3.   C) potential energy

4.   D) work

 

Answer:  B

Section:  03.02

Topic:  Momentum

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

16) A car is traveling twice as fast as an identical car. How much more work will be needed to stop the car traveling twice as fast?

1.   A) same

2.   B) twice as much

3.   C) four times as much

4.   D) nine times as much

 

Answer:  C

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

17) When a light bulb is rated at 60 W, it means that

1.   A) the bulb uses 60 J of power when it is lit.

2.   B) current is traveling at 60 m/s through the filament.

3.   C) each second, the bulb converts 60 J of electrical energy to heat and light.

4.   D) the bulb loses 60 W of potential energy each second.

 

Answer:  C

Section:  03.01

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

18) Kinetic energy refers to

1.   A) energy of motion.

2.   B) energy of position.

3.   C) energy stored in fossil fuels.

4.   D) electrical energy.

 

Answer:  A

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

19) When you throw a ball into the air, its kinetic energy

1.   A) equals .

2.   B) equals the work you did on the ball when you threw it.

3.   C) is converted to potential energy as it goes higher.

4.   D) All of the choices are correct.

 

Answer:  D

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

20) A flower pot falls off a window ledge 10 m above the ground. Its kinetic energy as it hits the ground is

1.   A) the same as the potential energy it had before falling.

2.   B) equal to the work done in placing the pot on the ledge.

3.   C) equal to the loss of potential energy as a result of the fall.

4.   D) All of the choices are correct.

 

Answer:  D

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

21) The important variables in gravitational potential energy are the weight of an object and the

1.   A) distance to the floor.

2.   B) height above Earth’s surface.

3.   C) change of position.

4.   D) None of the choices are correct.

 

Answer:  C

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  03

 

22) Two students stand poised to leap off a high dive structure into the swimming pool below. Student B is twice as massive as student A. Which of the following is true?

1.   A) Student B will reach the ground sooner than student A.

2.   B) Both students have the same gravitational potential energy.

3.   C) Both students will have the same kinetic energy just before impact.

4.   D) Student B did twice as much work climbing to the top of the structure.

 

Answer:  D

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

23) Roughly, what fraction of the USA’s current energy needs is supplied by coal?

1.   A) 10%

2.   B) 20%

3.   C) 40%

4.   D) 50%

 

Answer:  B

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

24) While exploring an ancient Mayan tomb, you discover that the walls are closing in on you. By exerting 400 N of force, you are able to keep the wall from coming closer. The work you are doing on the wall is

1.   A) 400 J.

2.   B) 3920 J.

3.   C) Unknown, because the mass of the wall is not given.

4.   D) zero, because the wall is not moving.

 

Answer:  D

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

25) The rate at which work is done is

1.   A) power.

2.   B) momentum.

3.   C) potential energy.

4.   D) kinetic energy.

 

Answer:  A

Section:  03.01

Topic:  Work and Power

Bloom’s:  1. Remember

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

26) A pendulum is pulled back to position a, then released. Where is its kinetic energy the maximum?

 

 

 

1.   A) a

2.   B) b

3.   C) c

4.   D) d

 

Answer:  C

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

27) Which of the following energy sources does not exist on or under Earth’s surface?

1.   A) coal

2.   B) hydropower

3.   C) hydrogen

4.   D) None of the above.

 

Answer:  C

Section:  03.05

Topic:  Energy Tomorrow

Bloom’s:  1. Remember

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

28) The smallest available geothermal resource is

1.   A) steam.

2.   B) hot water.

3.   C) the hot, dry rocks.

4.   D) geopressurized reservoirs.

 

Answer:  A

Section:  03.05

Topic:  Energy Tomorrow

Bloom’s:  1. Remember

Accessibility:  Keyboard Navigation

Chapter:  03

 

29) Which of the following is not a solar technology?

1.   A) biomass

2.   B) wind

3.   C) geothermal hot water

4.   D) power tower

 

Answer:  C

Section:  03.05

Topic:  Energy Tomorrow

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

30) An abundant but limited, solid energy source is

1.   A) geothermal hot water.

2.   B) coal.

3.   C) nuclear.

4.   D) petroleum.

 

Answer:  B

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

31) Which of the following is a renewable energy source?

1.   A) petroleum

2.   B) coal

3.   C) biodiesel

4.   D) natural gas

 

Answer:  C

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

32) Which energy source produces no pollutants?

1.   A) hydrogen

2.   B) nuclear

3.   C) geothermal steam

4.   D) natural gas

 

Answer:  A

Section:  03.04

Topic:  Energy Sources Today

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

33) According to PE = mgh, gravitational potential energy is the same thing as

1.   A) exerting a force through a distance in any direction.

2.   B) the kinetic energy an object had before coming to a rest.

3.   C) work against a vertical change of position.

4.   D) the momentum of a falling object.

 

Answer:  C

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

34) Two cars have the same mass, but one is moving three times as fast as the other is. How much more work will be needed to stop the faster car?

1.   A) the same amount

2.   B) twice as much

3.   C) three times as much

4.   D) nine times as much

 

Answer:  D

Section:  03.02

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

35) Kinetic energy can be measured in terms of

1.   A) work done on an object to put it in motion.

2.   B) work done on a moving object to bring it to rest.

3.   C) Either “work done on an object to put it in motion” or “work done on a moving object to bring it to rest” is correct.

4.   D) Neither “work done on an object to put it in motion” nor “work done on a moving object to bring it to rest” is correct.

 

Answer:  C

Section:  03.03

Topic:  Energy Flow

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

36) Potential and kinetic energy are created when work is done to change a position (PE) or a state of motion (KE). Ignoring friction how does the amount of work done to make the change compare to the amount of PE or KE created?

1.   A) Less energy is created.

2.   B) Both are the same.

3.   C) More energy is created.

4.   D) This cannot be generalized.

 

Answer:  B

Section:  03.03

Topic:  Energy Flow

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

37) Which path would result in more work accomplished in moving a box to the same spot on a table?

 

1.   A) A

2.   B) B

3.   C) C

4.   D) All would be equal

 

Answer:  D

Section:  03.01

Topic:  Motion, Position, and Energy

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

38) The force exerted when doing work by lifting an object against gravity is measured in units of

1.   A) kg.

2.   B) N.

3.   C) W.

4.   D) J.

 

Answer:  B

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

39) The work accomplished by lifting an object against gravity is measured in units of

1.   A) kg.

2.   B) N.

3.   C) W.

4.   D) J.

 

Answer:  D

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

40) A unit of power is the

1.   A) ft-lb.

2.   B) N.

3.   C) Nm.

4.   D) Nm/s.

 

Answer:  D

Section:  03.01

Topic:  Work and Power

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  03

 

 

Integrated Science, 7e (Tillery)

Chapter 5   Wave Motions and Sound

 

1) The restoring force of a spring is proportional to the displacement of the object at the end.

 

Answer:  TRUE

Section:  05.01

Topic:  Force

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

2) Frequency is measured in a unit called an avis.

 

Answer:  FALSE

Section:  05.01

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

3) Waves that move through air are transverse.

 

Answer:  FALSE

Section:  05.02

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

4) The amplitude of a wave is the distance from the crest to the equilibrium position.

 

Answer:  TRUE

Section:  05.01

Topic:  Forces and Elastic Materials

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

 

5) Sound travels faster through cold, denser air than through warm, less dense air.

 

Answer:  FALSE

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

6) Piano tuners listen to the beat frequency between their tuning fork and the wire they are tuning.

 

Answer:  TRUE

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

7) A sound of 20 dB intensity is twice as loud as one of 10 dB.

 

Answer:  FALSE

Section:  05.05

Topic:  Energy and Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

8) When resonance occurs the amplitude of the vibrating source becomes larger.

 

Answer:FALSE

Section:  05.05

Topic:  Energy and Sound

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

9) Frequency is the time required for one complete vibration.

 

Answer:  FALSE

Section:  05.01

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

10) When you are moving toward a stationary source of a sound, its frequency will appear lower than it actually is.

 

Answer:  FALSE

Section:  05.06

Topic:  Sources of Sounds

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

11) Through which medium will sound travel most rapidly?

1.   A) vacuum

2.   B) air

3.   C) water

4.   D) steel

 

Answer:  D

Section:  05.04

Topic:  Sound

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

12) Sound waves in air

1.   A) are longitudinal waves.

2.   B) are due to compression and rarefaction.

3.   C) undergo refraction when they pass from warm to cold air.

4.   D) All of the choices are correct.

 

Answer:  D

Section:  05.04

Topic:  Sound

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

 

13) The time that is required for a vibrating object to complete one full cycle is called the

1.   A) frequency.

2.   B) wavelength.

3.   C) amplitude.

4.   D) period.

 

Answer:  D

Section:  05.01

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

14) While fishing in a boat on a lake one afternoon, a speedboat roars by. You note that you bob up and down five times in 20 seconds. The frequency of this train of water waves is

1.   A) 0.05 Hz.

2.   B) 0.25 Hz.

3.   C) 4.0 Hz.

4.   D) 5.0 Hz.

 

Answer:  B

Section:  05.01

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

15) If v = λf, then how are λ and f related?

1.   A) λ is directly proportional to f.

2.   B) λ is inversely proportional to f.

3.   C) λ is a factor of f.

4.   D) λ and f are unrelated.

 

Answer:  B

Section:  05.04

Topic:  Waves

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

Consider the diagram of two waves in the same medium:

 

16) The measure denoted by x is called

1.   A) velocity.

2.   B) frequency.

3.   C) amplitude.

4.   D) wavelength.

 

Answer:  C

Section:  05.01

Topic:  Waves

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

17) The measure denoted by w is called

1.   A) velocity.

2.   B) frequency.

3.   C) amplitude.

4.   D) wavelength.

 

Answer:  D

Section:  05.01

Topic:  Waves

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

18) Which of the following is true about waves A and B?

1.   A) A travels more slowly than B.

2.   B) B has higher frequency than A.

3.   C) If these were sound waves, A would sound louder.

4.   D) Four complete cycles of wave A are pictured.

 

Answer:  B

Section:  05.01

Topic:  Waves

Bloom’s:  4. Analyze

Accessibility:  Keyboard Navigation

Chapter:  05

 

19) Transverse mechanical waves can pass through

1.   A) solids.

2.   B) liquids.

3.   C) gases.

4.   D) All of the choices are correct.

 

Answer:  A

Section:  05.02

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

20) The characteristic of a sound wave that you interpret as volume is related to

1.   A) frequency.

2.   B) wavelength.

3.   C) amplitude.

4.   D) velocity.

 

Answer:  C

Section:  05.04

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

21) The higher the frequency of a sound wave

1.   A) the higher the pitch.

2.   B) the longer the wavelength.

3.   C) the higher the velocity.

4.   D) the greater the amplitude.

 

Answer:  A

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

22) The bending of a wave at the boundary between two media is called

1.   A) reflection.

2.   B) resonance.

3.   C) reverberation.

4.   D) refraction.

 

Answer:  D

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

23) When the trough of one wave arrives at the same time and place as the crest of otherwise identical wave,

1.   A) constructive interference occurs.

2.   B) destructive interference occurs.

3.   C) resonance occurs.

4.   D) they don’t interact with each other.

 

Answer:  B

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

24) The range of normal human hearing is

1.   A) 200 to 120,000 Hz.

2.   B) 20 to 2,000 Hz.

3.   C) 50 to 10,000 Hz.

4.   D) 20 to 20,000 Hz.

 

Answer:  D

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

25) The difference between an echo and a reverberation is

1.   A) an echo is a reflected sound; a reverberation is not.

2.   B) the time interval between the original and reflected sound.

3.   C) the amplitude of an echo is much greater.

4.   D) reverberation comes from acoustical speaker; echoes come from cliffs and walls.

 

Answer:  B

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

26) A stationary source emits a sound at a constant frequency. If you run toward the source the frequency you hear will be

1.   A) the same.

2.   B) higher.

3.   C) lower.

4.   D) None of the above.

 

Answer:  B

Section:  05.06

Topic:  Sources of Sounds

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

27) Water waves are observed to move under a bridge at a rate of one complete wave every 4.0 s. What is the frequency of these waves?

1.   A) λ/4s

2.   B) ¼ Hz

3.   C) 4 Hz

4.   D) 0.50 Hz

 

Answer:  B

Section:  05.01

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

28) The fundamental frequency of a standing wave on a string has

1.   A) one node and one antinode.

2.   B) one node and two antinodes.

3.   C) two nodes and one antinode.

4.   D) two nodes and two antinodes.

 

Answer:  C

Section:  05.06

Topic:  Sources of Sounds Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

29) The frequency of a vibration is measured in units of

1.   A) length.

2.   B) time for one vibration.

3.   C) cycles.

4.   D) cycles per second.

 

Answer:  D

Section:  05.01

Topic:  Waves

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05

 

 

30) The wave front of a refracted sound bends toward

1.   A) warmer air.

2.   B) cooler air.

3.   C) the sky, no matter what the air temperature.

4.   D) the surface of Earth, no matter what the air temperature.

 

Answer:  B

Section:  05.04

Topic:  Sound

Bloom’s:  3. Apply

Accessibility:  Keyboard Navigation

Chapter:  05