KS3 Energy transfer by heating

A group of friends gather around a fire to stay warm.

• conduction
• convection
• radiation

Tags

NGSS.MS-PS1-4

Which direction will the heat flow while this person holds a hot cup of tea?

• from the cup to her hand
• from her hand to the cup
• no heat is transferred

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Warm air rises and the cool air sinks.

• conduction
• convection
• radiation

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

In heat transfer, heat always flows from the _______________ substance to the _______________ substance.

• Hotter to colder
• Colder to hotter
• Hotter to hotter
• Colder to colder

Tags

NGSS.HS-PS3-4

Which statement is true?

• The quicker a molecule moves, the colder it is.
• The slower a molecule moves, the warmer it is.
• The quicker a molecule moves, the warmer it is
• The movement on molecule don�t affect its temperature

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

What is the definition of CONVECTION

• When heat transfers through waves.
• When heat transfers from objects that are touching.
• a  hot liquid or air that  expands, becomes less dense, and rises or becomes more dense, and sinks.
• Heat traveling from the sun

Tags

NGSS.MS-PS1-4

The type of heat transfer that happens through direct contact of molecules or particles with each other is ___________________.

• Convection
• Conduction
• Radiation
• insulation.

Tags

NGSS.MS-PS1-4

When particles are heated they gain...

• chemical energy
• electrical energy
• kinetic energy

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

Particles in a solid are...

• close together
• far apart

Metal conductors have free electrons.

• True 
• False

Tags

NGSS.MS-PS2-5