Question 1 of 10
2 points
which of the following technologies is based on the work of marie
sklodowska-curie?
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a. undersea fiber optic communications cables
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b. computer models to predict the effects of climate change
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c. radiation treatments for breast cancer
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d. an orbiting observatory to detect x-rays from space objects
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Which term best describes the phrase “something that happens”?

The passing of heat through a material while the material itself stays in place. a. radiation b. conduction c. convection

Four objects each with charge +2.0×10−7c are located at the corners of a square whose sides are 2.0 m long. part a what quantities can be determined using this information? check all that apply. the electric force on a charged object placed at the center of the square. the mass of each object. the total electric potential energy of the system consisting of the four charged objects. part b find the electric force on a charged object placed at the center of the square.