P2 AQA Energy transfer by heating KP

_____________________ __________________Stops heat from the house being lost through the roof.

• loft insulation
• cavity
• specific
• Braking
• Weight

An _____________________ reduces heat transfer.

• insulator
• conduction
• solid
• Conserved
• vector

A _______________ allows heat to move through it carried by free electrons.

• conductor
• alpha
• radiation
• Directly proportional
• vector

What category of elements are good at conducting heat (and electricity)?

• Metals
• Convection
• Power
• Elastic
• Thinking

If a solid normally feels cold to the touch it a ________________ conductor of heat@ as it is transferring the thermal energy from your hand into the material.

• good
• dense
• Metals
• Extension
• Terminal velocity

A __________________ cannot flow@ has a shape and volume that cannot be changed without breaking it.

• solid
• difference
• mass
• Inertia
• Stopping

A ___________ can flow@ fits its container@ has a volume that cannot be changed and has a higher density than a gas.

• liquid
• Emitting
• loft insulation
• proportionality
• spring

A _______ can flow@ fills the container/space it has@ its volume can be changed and it has a low density.

• gas
• evaporation
• liquid
• Mass
• resultant

Liquids and gases become less ____________ when they are heated.

• dense
• gas
• Joules
• Momentum
• proportionality

____________ currents occur in liquids and gases.

• Convection
• good
• insulator
• Stopping
• N/kg