Question

Question 1 (5 points)

What does mass measure?
Question 1 options:


A)
The space that a substance takes up.


B)
The amount of matter (particles) in a substance


C)
The phase of matter of a substance


D)
The amount of energy in a substance
Question 2 (5 points)

What's the density of a block of wood with a mass of 38 grams and a volume of 25 cm3?
Question 2 options:


A)
950 g/cm3


B)
0.65 g/cm3


C)
1.52 g/cm3


D)
152 g/cm3
Question 3 (5 points)

Liquid will change to vapor when its temperature reaches the _______ point.
Question 3 options:


A)
freezing


B)
boiling


C)
fusing


D)
melting
Question 4 (5 points)

If a water-filled tank contains a block, and the height of the water above point A within the block is 0.6 meters, what's the pressure at point A?
Question 4 options:


A)
7.84 kPa


B)
5.88 kPa


C)
9.80 kPa


D)
3.85 kPa
Question 5 (5 points)

When the rate of evaporation and the rate of condensation at the surface of a liquid are the same, the liquid is at its
Question 5 options:


A)
critical temperature.


B)
saturation point.


C)
critical tension.


D)
ignition point.
Question 6 (5 points)

The density difference between warm, moist air and cold air causes the moist air to rise. This is key to forming
Question 6 options:


A)
lightning.


B)
stars.


C)
snow.


D)
clouds.
Question 7 (5 points)

Why do metal cooking utensils have plastic handles to protect your hands from heat?
Question 7 options:


A)
Metal isn't a good conductor, but plastic is.


B)
Metal contains more air pockets than plastic.


C)
Metal is an insulator, and the heat doesn't pass through it.


D)
Metal easily conducts heat, but plastic doesn't.
Question 8 (5 points)

What's the mass of 60 mL of oil if the oil has a density of 0.90 g/mL?
Question 8 options:


A)
54 g/mL


B)
02 g/mL


C)
5.4 g/mL


D)
67 g/mL
Question 9 (5 points)

What's the mass of 60 mL of oil if the oil has a density of 0.90 g/mL?
Question 9 options:


A)
.02 g/mL


B)
5.4 g/mL


C)
54 g/mL


D)
67 g/mL
Question 10 (5 points)

Pascal's principle is useful for distributing pressure through an enclosed liquid because
Question 10 options:


A)
the compressibility of liquids is very small.


B)
pressure on liquids causes them to expand.


C)
pressure on liquids causes them to vaporize.


D)
the compressibility of liquids is very high.

Answer 1

Here are the answers:

1. B
2. C
3. B
4. B
5. B
6. D
7. D
8. A
9. C
10. A