Wind turbines are inefficient for multiple reasons:
1) They depend on the wind in order to spine
2) they must spin 15 meters per second in order to produce the most energy possible which the conversion rate is around 50%
3) They are really expensive and are unreliable in some areas.
Answer:4
Explanation:
Because there constantly moving
Answer:
By pulling down rocks and particles.
Explanation:
For example, in a cliff, where rocks are being pulled down by gravity. Their particles and small pieces of rock are forced to fall apart, slowly eroding down any rock or sediment.
Answer:
The flowers can be divided into two identical parts along any imaginary axis through the center. These are further classified as funnel shaped, tubular shaped and campanulate (a bell like shape). Poppy family, cruciform and rose family are few notable examples of actinomorphic morphology.
Explanation:
Hope this helps!