PHY165 Physics Modules 1 Actual Exam Study Questions with Verified Answers | Latest Edition

PHY165 Physics Modules 1 Actual Exam Study Questions with Verified Answers | Latest Edition 1. Science is the search for relationships that _____ and ____ natural phenomena - ANSWER explain and predict 2. Technology - ANSWER is applied to science to meet society's needs and goals 3. ___________________ involves the search for relationships between matter and energy. A) Science B) Physics C) Quantum Mechanics D) Relativity - ANSWER A) Science *B) Physics* C) Quantum Mechanics D) Relativity 4. The ability to produce change is known as _______. A) Matter B) Energy C) Quantum Mechanics D) Relativity - ANSWER A) Matter *B) Energy* C) Quantum Mechanics D) Relativity 5. How many significant figures are in 302,000 m? - ANSWER 3 6. How many significant figures are in 0.004301 m? - ANSWER 4 7. How many significant figures are in 5.20 x 106 m? - ANSWER 3 8. *Classical physics* is an excellent approximation as long as three things are true. Which of the following statements are NOT one of these three things? A) Matter must be moving at speeds less than about 1% of the speed of light. B) Friction acting on the object must be so small that it can be ignored. C) The objects dealt with must be large enough to be seen with a microscope. D) Only weak gravitational fields, such as the field generated by the Earth, can be involved. - ANSWER A) Matter must be moving at speeds less than about 1% of the speed of light. *B) Friction acting on the object must be so small that it can be ignored.* C) The objects dealt with must be large enough to be seen with a microscope. D) Only weak gravitational fields, such as the field generated by the Earth, can be involved. 9. Modren Physics: 1) Relativity- above 1% the speed of light 2) Quantum Mechanics- objects smaller to be seen with a microscope f - ANSWER an acceptance that a statement is true, even without proof y - ANSWER an explanation for patterns in nature that is supported by scientific evidence and verified many times buy various groups of researchers - ANSWER a generalized rule used to explain observations of the natural world can be represented by an equation? - ANSWER models, theories and laws 14.T/F: in general, a law is much more complex and dynamic than a theory - ANSWER false can usually be a mental image of an observation of nature? - ANSWER a model is several descriptions of related observations that give rise to a bigger picture of patterns in nature? - ANSWER a theory cs as it developed from the renaissance to the end of the 19th century is - ANSWER classical physics did the ancient greek study that was incorporated along with other modern disciplines into one area of study - ANSWER natural philosophy cs describes the interactions of (four terms) - ANSWER energy, matter, space and time le of a belief - ANSWER the chair will support me when I sit on it because it looks strong 21.Which of the following is a measurement of mass? A) The meter B) The kilogram C) The second D) The newton - ANSWER A) The meter: distance *B) The kilogram: mass* C) The second: time D) The newton: force 22.Which of the following is a measurement of the amount of a substance? A) The Ampere B) The mole C) The candela D) The Kelvin - ANSWER A) The Ampere: electric current *B) The mole: substance* C) The candela: light D) The Kelvin: temperature 23.Which of the following refers to the closeness of a measurement to the correct value of that measurement? A) Predictable B) Precise C) Accurate D) Absolute - ANSWER A) Predictable