5.1 Properties of Fluids

Select all substances that can be thought of as a fluid.

• Metal Pipe

• Water

• Air

• Wooden Block

• Sugar

Which statement is true?

• Hydraulics & pneumatics both deal with all fluids.

• Hydraulics deals with all fluids.

• Pneumatics deals with all fluids.

• Hydraulics deals with liquids and pneumatics deals with gases.

• Hydraulics deals with gases and pneumatics deals with liquids.

A 2 L coke bottle has a mass of 17.42 kg. What is its density?

• 12.50 g/mL
• 6.78 g/mL
• 10.25 g/mL
• 8.71 g/mL
• 4.35 g/mL

Iron has a density of 7.86 g/mL. How much space will 54 g of iron occupy?

• 6.87 mL
• 4.36 mL
• 5.42 mL
• 8.65 mL
• 10.21 mL

Rank these in order of highest compressibility to lowest compressibility: plastic bottle filled with air, plastic bottle filled with sand, plastic bottle filled with water

• plastic bottle filled with sand, plastic bottle filled with water, plastic bottle filled with air
• plastic bottle filled with water, plastic bottle filled with air, plastic bottle filled with sand
• plastic bottle filled with air, plastic bottle filled with water, plastic bottle filled with sand
• plastic bottle filled with water, plastic bottle filled with sand, plastic bottle filled with air
• plastic bottle filled with sand, plastic bottle filled with air, plastic bottle filled with water