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A substance's temperature increases as a direct result of

kinetic energy being added to the particles of the substance.

Which of the following is a direct cause of substances temperature increase

Kinetic energy is added to the particles of the substance.

What happens to the internal energy of an ideal gas when it is heated from 0 oC to 4 oC

It increases

Which of the following is proportional to the kinetic energy of atoms and molecules

temperature

Which of the following is a form of kinetic energy that occurs within a molecule when the bonds are stretched or bent

vibrational

As the temperature of a substance increases, its volume tends to increase due to

thermal expansion

If two small beakers of water, one at 70 oC and one at 80 oC, are emptied into a larger beaker, what is the final temperature of the water

the final temperature is between 70 C and 80 degress C

Energy transferred as heat occurs between two bodies in thermal contact when they differ in which of the following properties

temperature

The use of fiberglass insulation in the outer walls of a building is intended to minimize heat transfer through what process

conduction

Energy transfer as heat between two objects depends on which of the following

the difference in temperature of the two objects

Why does sandpaper get hot when it is rubbed against rusty metal

friction between sandpaper and metal increases the temperature of both

In the presence of friction, not all of the work done on a system appears as mechanical energy. What happens to the rest of the energy provided by work

the remaining energy causes an increase in the interal energy of the system

A nail is driven into a board with an initial kinetic energy of 150 J. If the potential energy before and after the event is the same, what is the change in the internal energy of the board and nail

150 J

A caloriemeter is used to determine the specific heat capacity of a test metal. If the specific heat capacity of water is know, what quantities can be measures

metal mass, water mass, initial an final temperature of metal and water

Which of the following describes a substance in which the temperature and pressure remains constant while the substance experiences an inward transfer of energy

substance undergoing a change of state

What is the temperature of a system in thermal equilibrium with another system made up of water and steam at 1 atm of pressure

100 oC

What temperature has the same numerical value on both the Celsius and the Fahrenheit scales

-40

Which of the following is true during a phase change

temperature remains constant

If energy is transferred from a table to a block of ice moving across the table, which of the following statements is true

the ice is cooler than the table

Energy is transferred as heat between two objects, one with temperature of 5 degrees C and the other with a temperature of 20 degrees C. If two other objects are to have the same amount of energy transferred between them, what might their temperatures be

17 degrees C and 32 degrees C

Which of the following best describes the relationship between two systems in thermal equilibrium

no net energy is exchanged

What is the temperature of a system in thermal equilibrium with another system made up of ice and water at 1 atm pressure

273 K

Heat flow occurs between two bodies in thermal contact when they differ in which of the following properties

temperature

23. All of the following are widely used temperature scales EXCEPT

Joule

If 546 K equals 273 degree C, then 500 K equals

227 degrees C

In an elastic collision between two ball bearings, kinetic energy is conserved. If there is no change in potential energy, which of the following is true

delta sign U=

A figure is shown how the temperature of 10.0 g of ice changes as energy is added. Relates to #'s 26-28
Which of the following statements is correct

the water absorbed energy continously, but the temperature increased only when all of the water was in one phase

A figure is shown how the temperature of 10.0 g of ice changes as energy is added. Relates to #'s 26-28
Which value equals the latent heat required to change the liquid water into steam

22.6 X 10^3 J

A figure is shown how the temperature of 10.0 g of ice changes as energy is added. Relates to #'s 26-28
27 b. At what point on the figure above is the amount of energy transferred as heat approximately 4.19 X 10^3 J

C

A figure is shown how the temperature of 10.0 g of ice changes as energy is added. Relates to #'s 26-28
At what point on the figure above does the substance undergo a phase change

B

A figure is shown how the temperature of 10.0 g of ice changes as energy is added. Relates to #'s 26-28
Which of the following is a substance in which the temperature and pressure remain constant while the substance experiences an inward transfer of energy

substance undergoing a change of state

If there is no temperature difference between a substance and its surroundings, what has occurred on the microscopic level

energy has been transferred from higher energy particles to lower energy particles

What three properties of a substance affect the amount of energy transferred as heat to or from the substance

mass, temperature change, specific heat

The average normal body temperature for human beings is 98.6 degrees F. This corresponds to which of the following in degress Kelvin

310 K

Why does sandpaper get hot when it is rubbed against rusty metal

friction is creating the heat

What accounts for an increase in the temperature of a gas that is kept at constant volume

energy has been added as heat to the gas

An ideal gas system is maintained at a constant volume of 4 L. If the pressure is constant, how much work is done by the system

0J

Energy transferred as heat always moves from an object

at high temperature to an object at low temperature

Which of the following terms describes a transfer of energy

heat

If there is no temperature difference between a substance and its surroundings, what has occurred on the microscopic level

energy was transferred from higher energy particles to lower energy particles.

High temperature is related to

high kinetic energy

Which of two rods has the greatest thermal
conductivity

a rod with electrons that are freer to move from atom to atom than are the electrons another rod

What thermodynamic process for an ideal gas system has an unchanging internal energy and a heat intake that corresponds to the value of the work done by the system

isothermal

Which thermodynamic process takes place when work is done on or by the system but no energy is transferred to or from the system as heat

adiabatic

Which thermodynamic process takes place at constant temperature so that the internal energy of a system remains unchanged

isothermal

According to the first law of thermodynamic, the difference between energy transferred to or from a system as heat and energy transferred to or from a system by work is equivalent to which of the following

internal energy change

An ideal gas system undergoes an adiabatic process in which it expands and does 20 J of work on its environment. What is the change in the system's internal energy

-20J

On a sunny day at the beach, the reason the sand gets hot and the water stays relatively cool is attributed to the difference in which property between water and sand

specific heat

In the figure above, what happens to the ice at 0C

the ice begins to melt and change into water

In the figure above, what happens to the ice at 100C

the temperature stops rising and the water turns into steam

What is a phase change

is the physical change of a substance from one state (liquid, solid or gas) to another state at constant temperature and pressure

Which of the following is a thermodynamic process in which a system returns to the same conditions under which it started

a cyclic process

How does a real heat engine differ from an ideal cyclic heat engine

a real heat engine is not isolated, so matter enters and leaves the engine

The requirement that a heat engine must give up some energy at a lower temperature in order to do work corresponds to which law of thermodynamics

second

An ideal heat engine has an efficiency of 50 percent Which of the following statements is note true

the amount of energy exhausted as heat equals the energy added to the engine as heat

What occurs when a system disorder is increased

less energy is available to do work

Imagine you could observe the individual atoms that make up a piece of matter and that you observe the motion of the atoms becoming more orderly. What can you assume about the system

its entropy is decreasing

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