Chemistry, 18.06.2020 16:57 tyaslovell
Juan puts a pencil into a glass of water. The pencil appears broken at the point where it enters the water. What causes the pencil to look broken? A. The water in the glass absorbs incoming light waves so light cannot pass through the water. B. The light waves traveling through the glass are refracted as the waves pass from air to water. C. The water in the glass changes incoming light waves into a different form of energy. D. The light waves traveling through the glass are reflected by the pencil when it is underneath the water.
Answers: 2
Chemistry, 23.06.2019 02:00, hannabeth91
When an experimenter draws a conclusion that he assumes will apply to all situations set up similarly to his test situation, even though he cannot possibly have examined all possible test scenarios, the experimenter is using deductive reasoning inductive reasoning abductive reasoning subjective reasoning
Answers: 1
Chemistry, 23.06.2019 06:00, fjsdfj1284
Which change will decrease the number of effective collisions during a chemical reaction? a. adding a catalyst b. increasing the surface area c. decreasing the temperature d. increasing the reactant concentrations e. increasing the volume of the reactants
Answers: 2
Chemistry, 23.06.2019 07:30, 22emilyl530
Chris is about to do an experiment to measure the density of water at several temperatures. his teacher has him prepare and sign a safety contract before beginning the experiment. which term is mostlikely part of the safety contract
Answers: 3
Juan puts a pencil into a glass of water. The pencil appears broken at the point where it enters the...
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