Ch 19 Seeing, Hearing, Feeling

Question 1

explain conduction

Answer 1

when heat is transferred to a solid it causes the particles in the solid to vibrate quickly

these vibrations pass through the solid conducting heat

e.g. metals

Question 2

explain convection

Answer 2

legend the particles of a liquid of gas are heated, they being to rise. when they get to a certain point the come back down

Question 3

explain radiation

Answer 3

heat is transferred in the form of infrared waves .

hot bodies give out infrared radiation. dark surfaces absorb and radiate infrared heat faster than bright surfaces