Heat Engines

The transfer of energy from one object to another because of difference in temperature is _____.

• heat
• specific heat
• combustion
• kinetic energy

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

Which method or methods of energy transfer needs matter to transfer energy?

• conduction and convection
• convection and radiation
• conduction
• convection

Tags

NGSS.MS-PS1-4

Convection is a method of energy transfer that uses _____ to transfer energy.

• fluids
• solids
• matter
• machines

Tags

NGSS.MS-PS3-4

NGSS.MS-ESS2-5

Liquids and gases are _____.

• fluids
• good conductors
• poor insulators
• used in transfer of energy by radiation

Which of the following is an example of transfer of energy by radiation?

• sun's energy reaching Earth
• air from a central heating system circulating through a house
• putting your bare feet on the cold linoleum floor
• changing physical state
  (like solid to liquid)

Which of the following is an example of transfer of energy by convection?

• sun's energy reaching Earth
• air from a central heating system circulating through a house
• putting your bare feet on the cold linoleum floor
• changing physical state
  (like solid to liquid)

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

Which of the following is an example of transfer of energy by conduction?

• sun's energy reaching Earth
• air from a central heating system circulating through a house
• putting your bare feet on the cold linoleum floor
• changing physical state
  (like solid to liquid)

Tags

NGSS.MS-PS3-4

NGSS.MS-PS1-4

Which of the following is known to be a good conductor?

• iron
• wood
• air
• oil

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

The law of conservation of energy  _____.

• is also called the law of thermodynamics
• is also called the law of thermodynamics
• states that energy transfers from an object of higher temperature to an object of lower temperature
• states that energy can be is not lost when it is transformed to a usable form in a heating system

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-3

NGSS.MS-PS3-5

The second law of thermodynamics states _____.

• heat naturally flows from an hotter object to a colder object
• heat naturally flows from an colder object to a hotter object
• energy cannot be created nor destroyed
• temperature naturally moves from high energy to low

Tags

NGSS.HS-PS3-4