6.6D Density

Multiple Choice

Which of the following statements is true about objects and their density in relation to water?

• Objects with a density greater than 1 g/mL will sink in water.

• Objects with a density less than 1 g/mL will sink in water.

• Objects with a density equal to 1 g/mL will always float in water.

• All objects float in water regardless of their density.

Multiple Choice

Which formula is used to calculate the volume of a regular shaped object?

• Length x Width x Height

• Mass x Volume

• Length + Width + Height

• Mass ÷ Volume

Multiple Choice

What is the density of an object with a mass of 48 grams and dimensions 4 cm x 3 cm x 2 cm?

• 2 grams/cm³

• 4 grams/cm³

• 24 grams/cm³

• 0.5 grams/cm³

Fill in the Blank

Fill in the blank: To find the volume of an irregular shaped object, you can use _____ displacement with a graduated cylinder.

Multiple Choice

Which of the following objects would most likely require water displacement to determine its volume?

• Rock

• Cube

• Packing box

• Tissue box

Multiple Select

Select all the steps needed to calculate the density of an irregular shaped object using water displacement.

• Measure the initial volume of water in a graduated cylinder

• Place the object in the water and measure the new volume

• Subtract the initial volume from the new volume to find the object's volume

• Divide the object's mass by its volume

Multiple Choice

Which of the following statements best explains why an object FLOATS in water?

• The object has a lower density than water.

• The object is heavier than water.

• The object is made of metal.

• The object is round.

Fill in the Blank

Ice will float in water because its density is _____ than that of water.

Multiple Select

Which of the following are TRUE about fluids with different densities when combined?

• They will form layers.

• They will mix evenly.

• Objects may float in one fluid but sink in another.

• All fluids have the same density.

Fill in the Blank

The density of water in the density column is _ g/mL.

Multiple Choice

Based on the density column, where would you expect the coin to be located?

• At the bottom of the column

• Floating on the oil

• In the middle of the water layer

• On top of the syrup

Multiple Choice

What is the formula for calculating density?

• Density = Mass ÷ Volume

• Density = Volume ÷ Mass

• Density = Mass × Volume

• Density = Mass + Volume