PHYSICS 165 EXAM 1 QUESTIONS AND ANSWERS

PHYSICS 165 EXAM 1 QUESTIONS AND ANSWERS /. ___________________ involves the search for relationships between matter and energy. A) Science B) Physics C) Quantum Mechanics D) Relativity /.The ability to produce change is known as _______. A) Matter B) Energy C) Quantum Mechanics D) Relativity /.A physical quantity that remains constant during an experiment is known as a(n)______. A) Variable B) Control C) Hypothesis D Model /.When a *decrease* in the independent variable causes the dependent variable to *increase* this is called a(n) _________. A) Direct proportion B) Inverse proportion /.Which of the following best describes a model? A) An educated guess regarding the solution to the problem. B) A simple representation of a complex concept of nature. C) A generalized rule used to explain observations of the natural world, these focus on smaller details. D) An explanation for patterns in nature that is supported by scientific evidence and verified multiple times by various groups of researchers; these are broader explanations of larger portions of nature.