All of the following are examples of the use of electromagnetic radiation except

refrigeration units

microwave ovens

radios

cell phones

Electrons are extremely important to what area of technology? a) anti-aging research b) household product development c) electronics d) drug discovery

Analyze how limestone is weathered and identify the features that are formed as a result of this dissolution

This chart lists four kinds of polymers and their sources. what can be known about all four polymers, despite their differences? they come from living things. they share ionic carbon bonds. they are at least 100 monomers long. they are made of repeating subunits.