THERMAL EQUILIBRIUM

Multiple Choice

How does heat move?

• In many directions

• from warm places to cooler places

• from cold places to warm places

• Both B and C

Multiple Choice

If you burn your hand on the handle of a hot pot, heat was transferred to your skin by

• conduction

• convection

• radiation

• equilibrium

Multiple Choice

What type of energy transfer occurs when hot water flows through cool water?

• insulation

• radiation

• conduction

• convection

Multiple Choice

The transfer of energy by waves or particles is called

• conduction

• convection

• radiation

• insulation

Multiple Choice

What type of heat transfer is occurring in the picture below? (the pan is touching the burner)

• conduction

• convection

• radiation

• insulation

Multiple Choice

How does heat move?

• In many directions

• from warm places to cooler places

• from cold places to warm places

• Both B and C

Multiple Choice

You leave your cold spoon in a hot bowl of oatmeal. What happens after an hour?

• The temperature of both the oatmeal and the spoon stay the same

• The spoon and the oatmeal become the same temperature

• Only the temperature of the oatmeal will change

• Only the temperature of the spoon will change

Multiple Choice

Temperature is a measure of the...

• total energy in a substance

• total kinetic energy in a substance

• average potential energy in a substance

• degree of hotness of an object

Multiple Choice

If two objects A and B are in thermal equilibrium , then :

• The temperature of B is twice the temperature of A

• The temperature of A is twice the temperature of B

• A and B have the same temperature

• no correct answer

Multiple Choice

Two objects, V and W, touching each other. The initial temperature of V and W are 90°C and 80°C respectively.
Which statement is correct when V and W are at thermal equilibrium?

• Net rate of heat flow between V and W is zero
• Rate of change in temperature of V is bigger then that of W
• Temperature of V is higher than W
• The quantity of heat in V is the same as in W

Multiple Choice

The unit Joules is for ___________

• heat

• temperature

• thermometer

• ammeter

Multiple Choice

What is the concept used in the measurement of temperature using a thermometer?

• Specific heat capacity
• Thermal equilibrium
• Thermal convection
• Thermal resistance

Multiple Choice

• 20°C

• 30°C

• 50°C

• 40°C

Multiple Choice

• 1.00 cm

• 1.50 cm

• 1.75 cm

• 2.00 cm

Multiple Choice

• 13.3 cm

• 14.5 cm

• 15.7 cm

• 15.2 cm

Multiple Choice

Nik Nazim uses an uncalibrated laboratory thermometer to determine the temperature of a liquid. Calculate the temperature of the 

• 13.3

• 23.3

• 51.4

• 43.3

Multiple Choice

If you burn your hand on the handle of a hot pot, heat was transferred to your skin by

• conduction

• convection

• radiation

• equilibrium

Multiple Choice

What type of energy transfer occurs when hot water flows through cool water?

• insulation

• radiation

• conduction

• convection

Multiple Choice

The transfer of energy by waves or particles is called

• conduction

• convection

• radiation

• insulation

Multiple Choice

What type of heat transfer is occurring in the picture below? (the pan is touching the burner)

• conduction

• convection

• radiation

• insulation

Multiple Choice

Energy from the Sun travels to Earth as

• Conduction

• Convection

• Insulation

• Radiation

Multiple Choice

What causes hot and cold water to become the same temperature once they are combined?

• The heat moves from cooler temperature to warmer temperature.

• The energy of the hot water runs out.

• Heat (thermal) energy from the hot water is transferred to the cold water.

• Heat (thermal) energy causes the water to boil.

Multiple Choice

What type of thermal energy transfer is number 1 pointing to?

• Convection

• Conduction

• Radiation

• Insulation

Multiple Choice

What type of thermal energy transfer is number 2 pointing to?

• Convection

• Conduction

• Radiation

• Insulation

Multiple Choice

What type of thermal energy transfer is number 3 pointing to?

• Convection

• Conduction

• Radiation

• Insulation

Multiple Choice

heat flows through

• conduction

• convection

• radiation

Multiple Choice

heat flow from

• hot object to cold object

• cold object to hot object

Multiple Choice

• convection

• radiation

• conduction

Multiple Choice

Which pin or paperclip dropped off the metal rod first?

• The one closest to the Bunsen burner

• the one furthest from the Bunsen burner

Multiple Choice

the spoon become hot hot because heat is transfer through

• conduction

• convection

• radiation

Multiple Choice

What is the way heat moves through liquids and gases called?

• convection

• radiation

• conduction

Multiple Choice

You're holding hands with your best friend.  Your friend's hands are REALLY warm and yours are really cold.  After a few minutes, this has changed.  How might you explain what happened?

• The cold energy from your hand transferred to your friend's hand through conduction.
• The heat energy from your friend's hand transferred to your hand through conduction. 
• The cold energy from your hand transferred to your friend's hand through convection.
• The heat energy from your friend's hand transferred to your hand through convection.

Multiple Choice

The diagram shows a metal sphere P at 80^oC is immersed in a cooler liquid Q. Thermal equilibrium is reached when

• temperature of P = temperature of Q

• mass of Q displaced = mass of P

• volume of Q = volume of P

• specific heat capacity of P = specific heat capacity of Q

Multiple Choice

What happens when the coffee and the cup are in thermal equilibrium?

• The temperature of the cup is increasing

• The temperature of the coffee is decreasing

• There is no net heat flow from the coffee to the cup

• There is a net flow from the coffee to the cup

Multiple Choice

Diagram shows a spoon is placed in a bowl of soup at 95 °C. Which statement is correct when thermal equilibrium is reached?

• Temperature of soup is unchanged

• Temperature of spoon is unchanged

• No flow of heat between soup and spoon

• Soup and spoon has the same temperature