Answer:
Pine tree life-cycle Explanation: The pine cone goes from closed to open to spread the seeds inside, making more trees and those trees growing pine cones. continuing thee cycle.
Answer:
Bacteria may spread directly from one person to another. For example, they can spread through touching, coughing, or sneezing. They may also spread via food, water, or objects. Another way bacteria and other pathogens can spread by vectors.
(touching, coughing, or sneezing)
Explanation:
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Answer:
Ultraviolet wavelength have the highest energy.
Explanation:
Ultraviolet radiation is an electromagnetic radiation. Its wavelength is 10 nanometers to 400 nanometers. It contribute about 10 percent of sunlight radiation. Wavelength of visible light starts from 400 nanometers so wavelength of Ultraviolet radiation is shorter than visible light but longer than X rays because X rays has a wavelength between 0.01 to 10 nanometers.
A is the correct answer. A forest fire is a much faster environmental change than a farm field turning to a maple forest.
Answer:
Blue
Explanation:
The easiest would be yellow or orange and red and green would have the same chances because they are all placed together