Key Knowlage 2

Question 1

Heat travels through a solid by ____________

Answer 1

conduction

Question 2

Fluids are _________ and _____________

Answer 2

liquids and gasses

Question 3

Heat travels through space by _____________

Answer 3

radiation

Question 4

Two examples of home insulation are ____________ and __________________

Answer 4

double glazing and carpet underlay

Question 5

Metals have higher thermal conductivity the non-metals this means they conduct heat ___________

Answer 5

faster

Question 6

Heat travels in fluids by _________

Answer 6

convection

Question 6

Metals have a Higher thermal conductivity because they have ____________ _________

Answer 6

delocalised electrons

Question 7

A coloured image showing heat leaving objects is called a ___________

Answer 7

thermogram

Question 9

The scientific name for heat energy is ________ energy

Answer 9

thermal / internal

Question 10

The amount of energy it takes to heat up 1 kilogram of a substance by 1oC is called it _____________ ___________ __________

Answer 10

specific heat capacity

Question 11

Energy not being stored in useful ways is described as being ____________ energy

Answer 11

wasted