Question 9(Multiple Choice Worth 3 points)
(02.05 LC)
Which type of heat transfer takes place in gases by the movement of particles through a medium?
Conduction
Convection
Electromagnetic
Radiation

Conduction

Conduction is the movement of heat through a substance by the collision of molecules. At the place where the two object touch, the faster-moving molecules of the warmer object collide with the slower moving molecules of the cooler object.

b. false

explanation:

suppose a rock in free fall is dropped off a cliff. after falling for 5 seconds, its speed would not be 100 m/s.