Mar 24

Question 1

What are the 3 primary means of heat transfer?

Answer 1

Radiation, convection, and conduction

Question 2

A bubble of air is rising towards the surface of a lake. The buoyant force on the bubble is greatest:

Answer 2

Near the surface of the lake

Question 3

What is temp the measure of?

Answer 3

The amount of energy for each avail random motion of each particle

Question 4

Flames consume oxygen. What happens to the oxygen atoms?

Answer 4

They bond to other molecules or atoms.

Question 5

T or F according to the particle model, the mass of a substance is the sum of the masses of the atoms that make up the substance

Answer 5

T

Question 6

Increased frequency means

Answer 6

Higher pitch

Question 7

Sound intensity decreases by

Answer 7

distance squared

Question 8

Higher frequency means

Answer 8

shorter wavelength

Question 9

Frequency def

Answer 9

cycles per sec

Question 10

Buoyant forces increase with

Answer 10

density

Question 11

Mercury is

Answer 11

Very dense

Question 12

MASS DOESN’Y MATTER IN

Answer 12

Projectile motion equations