Which of the following must be happening if an object is in uniform circular
motion?
O A. The...
Which of the following must be happening if an object is in uniform circular
motion?
O A. The object must be moving in a straight line.
O B. The object's velocity must be changing.
O C. The object's speed must be changing,
O D. The object's centripetal acceleration must be changing,
Answers: 3
Physics, 21.06.2019 22:30
Astudent is given an assignment to demonstrate diffraction. he takes a photograph of a straw in a glass of water. the straw appears bent at the water level. which best describes this example? a) this is a good example of diffraction. b) this is an example of dispersion and not diffraction. c) this is an example of refraction and not diffraction. d) this is an example of reflection and not diffraction.
Answers: 3
Physics, 22.06.2019 13:50
Two students, each riding bicycles, start from the same apartment building and ride to the same building on campus, but each takes a different route. the first student rides 1100 m due east and then turns due north and travels another 1430 m before arriving at the destination. the second student heads due north for 1930 m and then turns and heads directly toward the destination.at the turning point, how far is the second student from the destination?
Answers: 3
Physics, 22.06.2019 16:30
The ph is the a.independent variable b.the dependent variable c.control group
Answers: 1
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