Density Calculations and Unit Conversions for Grade 8

A block of wood has a mass of 300 grams and a volume of 150 cubic centimeters. What is the density of the wood in grams per cubic centimeter?

• 4 g/cm³

• 3 g/cm³

• 1 g/cm³

• 2 g/cm³

A metal cube has a density of 8 g/cm³. If the cube has a volume of 50 cm³, what is its mass in grams?

• 800 g

• 400 g

• 600 g

• 200 g

A liquid has a mass of 200 grams and occupies a volume of 250 milliliters. Calculate the density of the liquid in grams per milliliter.

• 0.8 grams per milliliter

• 0.5 grams per milliliter

• 1.0 grams per milliliter

• 1.2 grams per milliliter

If a substance has a density of 2.5 g/cm³, what would be its mass if it occupies a volume of 80 cm³?

• 300 g

• 100 g

• 200 g

• 150 g

A rock weighs 500 grams and has a volume of 200 cm³. What is the density of the rock in kg/m³?

• 2500 kg/m³

• 2000 kg/m³

• 3000 kg/m³

• 1500 kg/m³

Convert the density of a substance from 1.2 g/cm³ to kg/m³. What is the density in kg/m³?

• 1500 kg/m³

• 1200 kg/m³

• 0.12 kg/m³

• 1000 kg/m³

A fish tank holds 10 liters of water. If the water has a density of 1 g/cm³, what is the mass of the water in grams?

• 15000 grams

• 2000 grams

• 10000 grams

• 5000 grams

A piece of aluminum has a mass of 150 grams and a volume of 55 cm³. Calculate the density of the aluminum in g/cm³ and convert it to kg/m³.

• Density: 1.800 g/cm³; Converted: 1800 kg/m³

• Density: 2.500 g/cm³; Converted: 2500 kg/m³

• Density: 2.727 g/cm³; Converted: 2727 kg/m³

• Density: 3.000 g/cm³; Converted: 3000 kg/m³

If a gas has a density of 0.9 kg/m³, what is its density in g/cm³?

• 9 g/cm³

• 0.9 g/cm³

• 0.09 g/cm³

• 0.0009 g/cm³

A container holds 500 mL of a liquid with a mass of 600 grams. What is the density of the liquid in g/mL and how would you convert it to kg/L?

• Density: 1.5 g/mL; Conversion: 1.5 kg/L

• Density: 0.8 g/mL; Conversion: 0.8 kg/L

• Density: 1.0 g/mL; Conversion: 1.0 kg/L

• Density: 1.2 g/mL; Conversion: 1.2 kg/L