Um I think it's 3 but I might be incorrect
<u>Answer;</u>
Wind turbines can interfere with migrating birds.
Wind is always reliable.
Wind turbines are noisy and unattractive.
<h3><u>Explanation;</u></h3>
- A wind turbine creates reliable, cost-effective, pollution free energy. It is affordable, clean and sustainable.
- Despite having relatively little impact on the environment compared to conventional power plants, concern exists over the noise produced by the wind turbine blades and visual impacts to the landscape.
- Wind turbines do kill some birds and thus interfere with the migrating birds, together with bats, they kill worrying number of bats. Turbine blades could also damage local wildlife.
Convection is the movement caused within a fluid by the tendency of hotter and therefore less dense material to rise, and colder, denser material to sink under the influence of gravity, which consequently results in the transfer of heat.
Uses. Comparative anatomy has long served as evidence for evolution, now joined in that role by comparative genomics; it indicates that organisms share a common ancestor. It also assists scientists in classifying organisms based on similar characteristics of their anatomical structures.
It is important because if it is active, it gives the best info!
