Heat Transfer/Specific Heat

The Gulf Stream is a current that brings warm ocean water from the south to the north. This is an example of which type of heat transfer?

• conduction

• convection

• radiation

Tags

NGSS.MS-ESS2-6

What is the lowest possible temperature on the Kelvin scale?

• boiling point

• insulation

• absolute zero

• heat

What is the formula to calculate heat energy required to raise the temperature of any substance? (think specific heat)

• Q=mc∆t

• Q=mc

• Q= ½mv

• m=QC

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

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The warm air from this heater creates a current when the warm air rises and the cold air sinks. This is an example of what type of heat transfer?

• conduction

• convection

• radiation

Tags

NGSS.MS-ESS2-6

When the temperature of matter increases the particles...

• speed up and move closer
• speed up and move farther apart
• slow down and move closer together
• slow down and move farther apart

Tags

NGSS.MS-PS1-4

A material was cooled from 100ºC to 40ºC.  What is the temperature change?

• 60ºC
• 40ºC
• -60ºC
• -40ºC

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Copper, Stainless Steel, Carbon Steel, and Zinc were all heated using the same thermal energy.  What material would be the coolest after being heated?

• Copper
• Carbon Steel
• Zinc
• Stainless Steel

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

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

Tags

NGSS.MS-PS3-4

Heat always moves from an object of __________ temperature to an object of _________ temperature.

• moderate, high
• higher, lower
• lower, higher
• zero, high

Tags

NGSS.HS-PS3-4