EPOM Inquiry 2.1 Daily Grade

A loaf of bread has a mass of 500 g and volume of 2500 cm3. What is the density of the bread? (Hint: Density = mass/volume)

• 5 g/cm³

• 0.2 g/cm³

• 125 g/cm³

• 12500 g/cm³

A block of wood has a mass of 6.0 g and a volume of 12.0 cm3. What is the density of the block of wood? (Hint: Density = mass/volume)

• 0.5 g/cm³

• 2 g/cm³

• 72 g/cm³

• 20 g/cm³

The density of a substance is 4.0 g/cm3. If a sample of the substance has a volume of 25 cm3, then what is its mass? (Hint: Use the equation: mass = density × volume.)

• 6.25 g

• 100 g

• 0.16 g

You have a lead ball with a mass of 420 g. The density of lead is 10.5 g/cm3. What is the volume of the ball? (Hint: Use the equation: volume = mass/density.)

• 40 cm

• 0.025 cm

• 4410 cm

What is the unit of measure for the graduated cylinder?

• m

• mg

• mL

• mm

What is the maximum volume our graduated cylinder can measure?

• 100 mL

• 5 mL

• 1 mL

• 10 mL

What is the number of units measured by the smallest division on its scale?

• 100 mL

• 5 mL

• 1 mL

• 10 mL

Does changing the volume of water change the density of water?

• Yes

• No

Does changing the mass of water change the density of water?

• Yes

• No

Does the density of water change?

• Yes

• No