Answer:
A simple wave model has a repeating pattern with a specific wavelength, frequency, and amplitude, and mechanical waves need a medium through which they are transmitted. This model can explain many phenomena including sound and light. ... Waves can be used to transmit information and energy.
Explanation:
Because, they change there ways of living
Answer:
gradual increase in the overall temperature of the earth's atmosphere generally attributed to the greenhouse effect caused by increased levels of carbon dioxide, chlorofluorocarbons, and other pollutants.
Explanation:
Answer: One of the current problems that is going through out most of the entire world's water is polluted with trash .
Explanation: there
