Thermal, Power & Work

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

A lava lamp is an example of which type of heat transfer?

• Conduction

• Convection

• Radiation

Tags

NGSS.MS-PS3-3

What is the definition of CONDUCTION?

• When heat is transferred from objects like rays of light or electromagnetically.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• When heat transfers from objects that are touching.
• When heat transfers through the heater or AC in your house.

Tags

NGSS.MS-PS3-4

Heat transfers from an area of ____temperature to an area of ___ temperature.

• high to low
• low to high
• high to high
• It can travel high to low and low to high. 

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

Walking on the warm sand sand with your bare feet demonstrates this type of heat transfer. 

• conduction
• convection
• radiation

Johnny accidentally grabbed the handle of the hot pot.

• conduction
• convection
• radiation

_________________ is the transfer of energy through or by electromagnetic waves.

• Conduction

• Convection

• Radiation

An insulator is a material that:

• Transfers thermal and electrical energy
• Transfers electrical energy and slows thermal energy
• Slows electrical energy and allows thermal energy to pass
• Slows thermal and electrical energy from transfering

Tags

NGSS.MS-PS3-3

A great conductor of energy is:

• wood
• plastic
• metal
• cloth

Mittens help keep your hands warm in winter because:

• They are conductors of heat.
• They are fuzzy.
• They are conductors of electrical energy.
• They are insulators.