science

posted by .

A group of wind turbines operates in an open field. Which statement about the wind turbines is true?
Answer

A.
The wind turbines produce movement of air that does work.

B.
The wind turbines do work by using electricity to produce power.

C.
The wind turbines cannot do work because they are fixed in one spot.

D.
The wind turbines do work generating electricity by harnessing wind energy.

  • science -

    D.

  • science -

    ?????????????????????????????????????

Respond to this Question

First Name
School Subject
Your Answer

Similar Questions

  1. English

    1. He died young. 2. He died when he was young. 3. When he was young, he died. (Are they all the same?
  2. statystics

    A company manufactures wind turbines. A random sample of 25 turbines is taken and the sample mean life is 20.00 years with a standard deviation of 2.50 years. If you were constructing a 90% two-sided confidence interval estimate, the …
  3. Physics

    he United States is currently considering standards to generate 20% of its electricity from renewable resource in the next 15 years. If this power is generated by wind turbines that generate 3 MW each, how many turbines will need to …
  4. College Physics

    In Chapter 3 we learned that the force of air drag on an object moving rapidly through the air is proportional to v2, where v is the speed of the ball relative to the air. The same relation applies to the force of the wind on the blades …
  5. Science

    Can energy from wind turbines be used for heating and cooling in a house?
  6. Science~!

    Harvesting energy from water, wind, and geothermal vents requires the use of (1 point) aquaculture engines mines turbines***
  7. P5 Science Energy

    Please help me.... State the energy conversions in the maglev wind power station. ____energy(wind)-->_____energy(turbines)-->_____energy(generators)
  8. Science Help

    Which of the following statements describes the conservation od a natural resource?
  9. Social Studies

    Investigating the Off-Shore Wind Map Why would the Task Force recommend that the wind farm be placed 10 nautical miles off the coast?
  10. Science

    Q: Mant people who care about natural resources would choose to use wind power at their homes. however, wind power is not an option for people in many parts in the country. Explain what benefits of wind power are and why is it not …

More Similar Questions