Benefits:
-Wind doesn’t cost anything so, operational costs are close to zero
-Doesn't pollute the air or create any harmful chemicals
Costs:
- Visual and noise pollution, they take up space and are very noisy
- Can be harmful to wildlife such as birds
Answer:
Advantages:
Low Level Irradiation kills bacteria and parasites.
The Nutrition value of of irradiated food is the same as regular food with less bacteria.
Irradiation makes fruits and vegetables riper and spoil slower.
Disadvantages:
Irradiation will increase cost of food.
The percentage of radiation as always being negative will also make
Irradiated food are not widely available yet.
Answer:
Dependent Variable
Explanation:
An experiment has dependent and independent variables. The dependent variable is the one that is being studied and responds to the independent variable.
In the given experiment, the effect of a new drug is being studied on blood pressure. Here, the blood pressure (systolic and diastolic blood pressure) is supposed to change in response to drug treatment.
So, blood pressure is a "dependent variable" while the drug treatment is "independent variable".
I believe the answer is Frictional Force
The level of organization is plants, coral and water. Water came first.