Density Dilemma

1. What is the formula to find Density?

• Density = Mass x Time

• Density = Mass ÷ Volume

• Density = Mass x Volume

• Density = Mass ÷ Time

2. A metal coin has a mass of 8g and a volume of 4cm³. What is its density?

• 6 g/cm³

• 0.5 g/cm³

• 32 g/cm³

• 2 g/cm³

3. If a liquid has a mass of 10g and occupies a volume of 5cm³, what is its density?

• 2 g/cm³

• 5 g/cm³

• 10 g/cm³

• 0.5 g/cm³

4. Which of the following units is commonly used to express density?

• kg

• m/s

• g/cm³

• cm³

5. A substance has a density of 3 g/cm³ and a volume of 10 cm³. What is its mass?

• 30 g

• 15 g

• 10 g

• 3 g

6. 6. What volume would 32g of ethanol occupy if its density is 0.80g/cm³ ?

• 0.025 cm³

• 40 cm³

• 80 cm³

• 25.6 cm³

A piece of metal has a mass of 35.4 grams and a volume of 6cm³. According to the table what metal is it?

• Aluminium

• Scandium

• Radium

• Xenon

8. 8. Sue found a ring and wanted to know what type of metal it was. She found the mass to be 26.7 grams and the volume to be 3 cm³. What metal is the ring?

• Nickel

• Silver

• Lead

• Gold