Question 1

A hot pizza contains

Accepted Answer

A)  heat. 
B)  internal energy. 
C)  temperature. 
D)  work. 
E)  none of the above.

Question 2

A material through which heat conducts slowly is called a __________.

Accepted Answer

The answer of A material through which heat conducts slowly...

Question 3

At 96°F the saturation density of air is 0.04 kg/m ³. If the weather report says the relative humidity is 90% when the temperature is 96°F, the humidity is __________.

Accepted Answer

The answer of At 96°F the saturation density of air...

Question 4

The internal energy of a substance can be increased by

Accepted Answer

A)  doing work on it. 
B)  letting it do work. 
C)  adding heat to it. 
D)  extracting heat from it. 
E)  none of the above.

Question 5

A key is placed in a hot oven and warmed to 100°C. As a result

Accepted Answer

A)  the hole in the key becomes smaller. 
B)  the key is bent into an arc. 
C)  the key becomes longer. 
D)  all of the above.

Question 6

When water boils, its temperature __________.

Accepted Answer

The answer of When water boils, its temperature __________....

Question 7

You can increase the internal energy of a gas by heating it or by compressing it.

Accepted Answer

A) True 
 B)False

Question 8

As long as there is ice in your drink, the temperature of the ice remains near

Accepted Answer

A)  room temperature. 
B)  the temperature of the drink. 
C)  zero Celsius. 
D)  zero Fahrenheit.

Question 9

You hold one end of a solid rod in a fire, and the other end becomes hot. This is an example of

Accepted Answer

A)  heat conduction. 
B)  heat convection. 
C)  heat radiation. 
D)  thermal expansion. 
E)  none of the above.

Question 10

A baseball with mass 0.14 kilograms and speed 40 m/s is caught. If all of its kinetic energy is converted to internal energy as it is caught, what is its temperature change?  (Assume the baseball's specific heat capacity is 1,000 joules per kilogram degree Celsius.)

Accepted Answer

The answer of A baseball with mass 0.14 kilograms and...

Question 11

The air temperature where the humidity reaches the saturation density is called the ___________.

Accepted Answer

The answer of The air temperature where the humidity reaches...

Question 12

A liquid cannot be heated simultaneously by conduction, convection, and radiation.

Accepted Answer

A) True 
 B)False

Question 13

__________ is transferred from a substance if it is exposed to something that has a lower temperature.

Accepted Answer

The answer of __________ is transferred from a substance if...

Question 14

Two ways that the temperature of a gas can be increased are by __________ and  __________.

Accepted Answer

The answer of Two ways that the temperature of a...

Question 15

specific heat capacity of ice = 2,000 J/kg-°C      latent heat of fusion of water = 334,000 J/kg
     specific heat capacity of water = 4,000 J/kg-°C
The 1 kg block of ice melts into water. The amount of heat absorbed by the ice as it melts is

Accepted Answer

A)  2,000 J. 
B)  4,000 J. 
C)  20,000 J. 
D)  40,000 J. 
E)  334,000 J.

Question 16

An object transfers heat when its temperature is raised by contact with a

Accepted Answer

The answer of An object transfers heat when its temperature...

Question 17

When ice melts, its temperature __________.

Accepted Answer

The answer of When ice melts, its temperature __________....

Question 18

The dew point is the temperature at which a given humidity equals the saturation density.

Accepted Answer

A) True 
 B)False

Question 19

The specific heat capacity of copper is three times the specific heat capacity of lead. Equal masses of copper and lead are heated from room temperature to the temperature of boiling water. To achieve this, the amount of heat added to the copper is 3 times the amount of heat added to the lead.

Accepted Answer

A) True 
 B)False

Question 20

Two ways that the internal energy of a substance can be increased are __________ and __________.

Accepted Answer

The answer of Two ways that the internal energy of...

Exam 5: Temperature and Heat

A hot pizza contains

A material through which heat conducts slowly is called a __________.

At 96°F the saturation density of air is 0.04 kg/m ³. If the weather report says the relative humidity is 90% when the temperature is 96°F, the humidity is __________.

The internal energy of a substance can be increased by

A key is placed in a hot oven and warmed to 100°C. As a result

When water boils, its temperature __________.

You can increase the internal energy of a gas by heating it or by compressing it.

As long as there is ice in your drink, the temperature of the ice remains near

You hold one end of a solid rod in a fire, and the other end becomes hot. This is an example of

A baseball with mass 0.14 kilograms and speed 40 m/s is caught. If all of its kinetic energy is converted to internal energy as it is caught, what is its temperature change? (Assume the baseball's specific heat capacity is 1,000 joules per kilogram degree Celsius.)

The air temperature where the humidity reaches the saturation density is called the ___________.

A liquid cannot be heated simultaneously by conduction, convection, and radiation.

__________ is transferred from a substance if it is exposed to something that has a lower temperature.

Two ways that the temperature of a gas can be increased are by and .

specific heat capacity of ice = 2,000 J/kg-°C latent heat of fusion of water = 334,000 J/kg specific heat capacity of water = 4,000 J/kg-°C The 1 kg block of ice melts into water. The amount of heat absorbed by the ice as it melts is

An object transfers heat when its temperature is raised by contact with a

When ice melts, its temperature __________.

The dew point is the temperature at which a given humidity equals the saturation density.

The specific heat capacity of copper is three times the specific heat capacity of lead. Equal masses of copper and lead are heated from room temperature to the temperature of boiling water. To achieve this, the amount of heat added to the copper is 3 times the amount of heat added to the lead.

Two ways that the internal energy of a substance can be increased are and .

Exam 5: Temperature and Heat

A hot pizza contains

A material through which heat conducts slowly is called a __________.

At 96°F the saturation density of air is 0.04 kg/m 3. If the weather report says the relative humidity is 90% when the temperature is 96°F, the humidity is __________.

The internal energy of a substance can be increased by

A key is placed in a hot oven and warmed to 100°C. As a result

When water boils, its temperature __________.

You can increase the internal energy of a gas by heating it or by compressing it.

As long as there is ice in your drink, the temperature of the ice remains near

You hold one end of a solid rod in a fire, and the other end becomes hot. This is an example of

A baseball with mass 0.14 kilograms and speed 40 m/s is caught. If all of its kinetic energy is converted to internal energy as it is caught, what is its temperature change? (Assume the baseball's specific heat capacity is 1,000 joules per kilogram degree Celsius.)

The air temperature where the humidity reaches the saturation density is called the ___________.

A liquid cannot be heated simultaneously by conduction, convection, and radiation.

__________ is transferred from a substance if it is exposed to something that has a lower temperature.

Two ways that the temperature of a gas can be increased are by __________ and __________.

specific heat capacity of ice = 2,000 J/kg-°C latent heat of fusion of water = 334,000 J/kg specific heat capacity of water = 4,000 J/kg-°C The 1 kg block of ice melts into water. The amount of heat absorbed by the ice as it melts is

An object transfers heat when its temperature is raised by contact with a

When ice melts, its temperature __________.

The dew point is the temperature at which a given humidity equals the saturation density.

The specific heat capacity of copper is three times the specific heat capacity of lead. Equal masses of copper and lead are heated from room temperature to the temperature of boiling water. To achieve this, the amount of heat added to the copper is 3 times the amount of heat added to the lead.

Two ways that the internal energy of a substance can be increased are __________ and __________.

At 96°F the saturation density of air is 0.04 kg/m ³. If the weather report says the relative humidity is 90% when the temperature is 96°F, the humidity is __________.

Two ways that the temperature of a gas can be increased are by and .

Two ways that the internal energy of a substance can be increased are and .