Temperature is a measure of the...

• total energy in a substance
• total kinetic energy in a substance
• average potential energy in a substance
• average kinetic energy of molecules in a substance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The transfer of thermal energy between objects of different temperatures is called...

• temperature
• heat
• internal energy
• none of these

Tags

NGSS.HS-PS3-4

Heat travels from the sun to the earth by the process of...

• conduction
• convection
• radiation
• insulation

Tags

NGSS.HS-ESS1-1

NGSS.HS-PS4-3

The second  law of thermodynamics states that entropy of a system  tends to ______________. 

• increase
• decrease
• stay constant
• fluctuate wildly

Tags

NGSS.HS-PS3-4

The first law of thermodynamics states that energy is

• created
• destroyed
• neither created or destroyed

• created and destroyed

Something that produces work using heat.

• Heat engine

• Perpetual Motion Machine

• Heat pump

• Entropy

Tags

NGSS.HS-PS3-4

What does a heat pump do?

• Convert heat into work

• Move energy from high to low temperature

• Move energy from low to high temperature, using work

• Produce heat

Tags

NGSS.HS-PS3-4

The waste heat from a heat engine is released into:

• The combustion chamber

• a hotter reservior

• a colder reservior

• work

Tags

NGSS.HS-PS3-4

The second law of thermodynamics says that (select all that apply):

• Heat flows from hotter to colder

• Work is needed to reverse the flow of heat

• Energy cannot be created or destroyed

• Temperature is a measure of the ave. kinetic energy

• Entropy decreases closer to 0K

Tags

NGSS.HS-PS3-4

In a motorcycle which is the heat engine cold source:

• Alternator

• Battery

• Exhaust

• Fuel injector

Tags

NGSS.HS-PS3-4