C so the air goes through easier, is what I think
They are used as radio waves, infrared radiation, visible light.
Answer:
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- <em>There are 30 experimental units in the experiment, which are the 30: the thirty sheets of metal.</em>
Explanation:
This table shows you how the <em>experimental</em> units, <em>sheets of metal</em>, were treated:
Metal 1 Metal 2 Metal 3 Total
Paint A 5 5 5 15
Paint B 5 5 5 15
Total 10 10 10 30
Fifteen sheets (units) were treated with <em>paint A</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.
Fifteen sheets (units) were treated with <em>paint B</em>: 5 of metal 1, 5 of metal 2, and 5 of metal 3.
Answer:
the study of civics is the study of the rights and obligation of citizens on society.
current events is the important events or social events that are happening in the world now.
political science is the study of how people get or compete for power and how it is used in governing a country.
