Density Checkpoint Quiz

What is the formula for calculating density?

• mass x volume

• density/mass

• volume/mass

• mass/volume

What are the units for density?

• g/cm^3 or kg/m^3

• g/L

• m^2

• m/s^2

If an object has a mass of 50 grams and a volume of 10 cubic centimeters, what is its density?

• 10 g/cm^3

• 5 g/cm^3

• 15 g/cm^3

• 2 g/cm^3

Explain the concept of density in your own words.

• Density is the measure of how much space is contained in a given mass.

• Density is the measure of how much mass is contained in a given volume.

• Density is the measure of how much weight is contained in a given volume.

• Density is the measure of how much volume is contained in a given area.

How does the density of an object affect its buoyancy in a fluid?

• Objects with higher density than the fluid will sink, while objects with lower density will float.

• Objects with higher density than the fluid will evaporate, while objects with lower density will dissolve.

• Objects with higher density than the fluid will float, while objects with lower density will sink.

• Density has no effect on buoyancy in a fluid.

What is the density of water in grams per cubic centimeter?

• 3

• 2

• 0.5

• 1

Why do some objects float while others sink in water?

• Size

• Temperature

• Color

• Density

Tags

NGSS.3-PS2-1

How does temperature affect the density of a substance?

• Temperature has no effect on the density of a substance

• As temperature increases, the density of a substance increases

• As temperature increases, the density of a substance remains constant

• As temperature increases, the density of a substance decreases

Tags

NGSS.MS-PS1-4

What is the relationship between mass, volume, and density?

• Density is calculated by multiplying the mass of an object by its volume.

• Mass is calculated by dividing the density of an object by its volume.

• Volume is calculated by dividing the density of an object by its mass.

• Density is calculated by dividing the mass of an object by its volume.

Calculate the density of an object with a mass of 100 grams and a volume of 20 cubic centimeters.

• 5 g/cm^3

• 25 g/cm^3

• 15 g/cm^3

• 10 g/cm^3