The diagram below shows a high school pool with a length of 50 m. A member of swim team swims
five lengths of the pool: from X to Yfrom Y to X, from X to Y again, from Y to X again, and lastly
from X to Y, ending at point Y. Which of the following correctly states the distance and displacement
of the swimmer?
50 m
a. Distance 250 m, displacement 0 m
6. Distance 250 m, displacement 50 m
c. Distance 0 m, displacement 250 m
d. Distance 50 m, displacement 250 m
Answers: 2
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Two pans of a balance are 24.1 cm apart. the fulcrum of the balance has been shifted 1.33 cm away from the center by a dishonest shopkeeper. by what percentage is the true weight of the goods being marked up by the shopkeeper? assume the balance has negligible mass. answer in units of %.
Answers: 1
Physics, 22.06.2019 19:00
Friction removes energy from objects in motion. which statement best describes how this works? a) friction transforms ke into thermal energy b) friction transfers thermal energy to ke c) friction transforms te into pe d) friction transforms pe into ke e) friction transfers ke into pe
Answers: 1
The diagram below shows a high school pool with a length of 50 m. A member of swim team swims
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