What is the Adjective oft pollution?

What is the difference between saltwater and rainwater? Is conditioner a solid or liquid? What pieces of equipment did Isaac newton use? What was the importance of Rutherford's experimental results and predictions being the same? HOW MUCH IS 3.5 FEET IN INCHES OR YARDS? What where things Benjamin Franklin invented? Hypothesis answer to the aim? What are the steps commonly used by scientist and gathering information to test hypothesis and solve problems? Trifocal lenses are divded into three parts. What kind of lens has two parts? What is sensory stimulus? How did the invention of the light bulb change life for people? What makes good scientific knowledge? List four ways in which aerobic is like burning? Is melting cheese a reversible change? Who studies extremophiles? Who proved evolution to be true? What laws of motion explained Kepler's proposal of elliptical orbits? What are the different types of test environments? Are lichens green plants or non green plants? Something that is not related to science?