Title: Module 2 Test, Part 1
Course: WIND 100WH Introduction to Wind Energy > Section: WIND 100WH Introduction to Wind Energy

Q: Scientists have studied wind power and wind turbine physics for about how many years?
- 75 years
- 50 years
- 25 years
- 125 years
A: 50 years

Q: By researching wind patterns, scientists are able to predict where the wind will be the _____.
- strongest and most destructive
- most available and predictable
- most predictable and weakest
- strongest and most continuous
A: strongest and most continuous

Q: Mass is measured in _____.
- pounds
- grams
- both pounds and grams
- ounces
A: grams

Q: Pressure is measured using pounds per square inch, and can also be measured in _____.
- PSI
- Newtons
- Bars and Pascals
- Newton-meters
A: Bars and Pascals

Q: The air pressure near the surface of the earth is called the _____ pressure.
- force
- barometric
- mass
- isometric
A: barometric

Q: Weather forecasters utilize pressure gradients in order to show the _____.
- high and low pressure super cells
- low pressure systems
- high and low-pressure systems
- temperature and pressure
A: high and low-pressure systems

Q: High altitude winds are subject to fluctuations caused by _____.
- the earth's surface
- the rotation of the earth
- none of the above
- all of the above
A: the rotation of the earth

Q: Wind near the ground is very likely to be affected by _____.
- force
- resistance
- friction
- coercion
A: friction

Q: In the Northern Hemisphere, winds that blow in a high-pressure area will move in a/n _____.
- clockwise motion
- east to west direction
- counter clockwise motion
- north to south direction
A: clockwise motion

Q: The wind, influenced by the Earth's surface, is called _____.
- grade wind
- pressure wind
- boundary-layer wind
- fractional wind
A: boundary-layer wind

Q: Wind that blows right above the ground and can be affected by seasonal climate changes is called _____.
- forced wind
- climate wind
- gradient wind
- seasonal surface wind
A: gradient wind

Q: Land generally warms more quickly than water. What does this contribute to?
- Land breezes
- Prevailing winds
- Sea breezes
- Oceanic winds
A: Sea breezes

Q: A wind turbine that produces 1.45 KWh continuously is able to produce approximately how many KWh annually?
- 450 KWh
- 2,300 KWh
- 12,700 KWh
- 1.45 KW
A: 12,700 KWh

Q: Power plants have backup generators; these auxiliary generators are usually called _____.
- system backup generators
- peaking systems
- remote generators
- off-grid systems
A: peaking systems

Q: In small industrial applications where demand is constant, a wind turbine should be designed to produce roughly what percentage of the total demand?
- 60%
- 80%
- 70%
- 90%
A: 80%

Q: When an applied force increases, pressure increases, which allows for power to increase as well.
- True
- False
A: True

Q: The Coriolis Effect causes large wind patterns to rotate counterclockwise in the Northern Hemisphere and clockwise in the Southern Hemisphere.
- True
- False
A: True

Q: Wake turbulence is only a problem on wind towers that are in line with one another.
- True
- False
A: False

Q: Stand-alone power generating systems _____.
- are not connected to the grid
- usually have storage batteries
- all of the above
- none of the above
A: all of the above

Q: Which of these modern household devices demand the most power?
- personal computers
- televisions
- cell-phone chargers
- appliances
A: appliances

Q: Conversion: How many inches are within 14 feet?
- 144
- 200
- 186
- 168
A: 168

Q: Conversion: If there is 1.609km (1,609 meters) per mile, how many miles long is 10km race?
- 7.908 mi
- 10.60 mi
- 6.250 mi
- 6.214 mi
A: 6.214 mi

Q: Dimensional Analysis: How many 8-foot pipes would be required to make a run of 100 feet?
- 13
- 15
- 80
- 12
A: 13

Q: Which of these shows the correct engineering notation for 23,200,000?

A) 23.2 x 10^6

B) 23.2 x 10-^6

C) 23.2 x 10^10

D) 23.2 x 10^5
- A
- B
- C
- D
A: A

Q: What is 23,200,000 Watts using the proper metric prefix?
- 23.2MA
- 23.2MV
- 23.2KW
- 23.2MW
A: 23.2MW

Q: Originally, wind research was used to help predict what?

Q: List the required knowledge of wind turbine technicians.

Q: Turbine technicians must possess safety skills in what seven areas?

Q: List at least six green collar jobs.

Q: What are some specialized training areas of wind turbine technicians?