Heat

There are four cups of hot cocoa. The cup sizes are shown. The temperature of the cocoa in each cup is 25 degrees celsius. Which cup has the MOST thermal energy?

• Large cup (Trenta)
• Small cup (Tall)
• Venti
• All three are the same temperature so they have same thermal energy

What would be the effect on the particles if more heat is supplied to the system?

• They would slow down
• They would stop moving
• They would speed up
• There would be no effect

Heat transfers from ______ objects to cold objects. 

• Cold
• Hot
• Convection
• Radiation 

Temperature is the measurement of the average ________ energy of the molecules in an object

• Kinetic 
• Heat
• Motion
• None of the above

When you touch a cold window, how is energy being transferred?

• The window transfers heat to you 
• You transfer heat to the window
• The sun transfers heat to you
• None of the above

Ice melting in a cup is caused by....

• The ice is heated up by the drink
• Ice is cooling down the liquid

If an object has greater mass, it has greater

• Temperature
• Thermal Energy
• Heat 
• All of the above 

Movement of thermal energy

• Thermal Energy
• Temperature
• Heat

Sam placed a glass of water in the refrigerator. After about an hour he took it out and found it to be colder.

What is the most likely thing that happened?

• the cold that was in the refrigerator transferred into the water

• the particles in the water started to move faster

• the cold from the refrigerator radiated into the glass

• the heat that was in the water transferred out into the refrigerator