Fluids Unit Review

Pascal's Law states that in a confined space and under force, a fluid:

• spreads in one direction

• spreads in different directions

• does not spread

• stays the same

Which system has a liquid, pumps, and valves?

• Hydraulic

• Pneumatic

• Confined

• Pressurized

What is the best example of a hydraulic system?

• Bike Tires

• An Air Compressor

• The "Jaws of Life"

• A car lift

Which tools can be used to clean up an oil spill?

• Skimmers

• Booms

• Chemical Dispersants

• All of these answers

When oil first spreads rapidly over the surface of the water, this layer is called a:

• Oil sheen

• Oil slick

• Oil spill

• Oil soup

As an oil slick continues to spread into an even thinner layer, this is called:

• Still an oil slick

• Oil sheen

• Oil spill

• Oil soup

What helps fluids flow against gravity?

• Hydraulic Fluid

• Pumps

• Valves

• Air compressor

What helps control the flow of a fluid in a closed system?

• Pumps

• Valves

• Air Compressor

• On/Off Switch

How does oil enter our water systems?

• Large spills from tankers

• Offshore drilling

• Natural seeps

• All of these answers

According to particle theory, all mater is composed of:

• Particles

• Microorganisms

• Liquids

• Cells