Physics Homework
1. A swimmer is in Lake Lanier practicing a 100 m individual medley event. They swim East 25
m using butterfly, West 25 m using backstroke, East 25 m using breaststroke, and finally West
25 m using freestyle. This event takes them 70 seconds to complete.
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a. What was the swimmer's average speed?
b. What was the swimmer's average velocity?
Answers: 3
Physics, 21.06.2019 22:30
The law of conservation of energy states that energy cannot be created or , energy can be from one substance to another. the first blank is ' destroyed ' and for the second blank is ' transferred '
Answers: 1
Physics, 22.06.2019 02:00
The crank oa rotates in the vertical plane with a constant clockwise angular velocity ω0 of 5.6 rad/s. for the position where oa is horizontal, calculate the force under the light roller b of the 10.6-kg slender bar ab.
Answers: 2
Physics, 22.06.2019 02:30
Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.
Answers: 2
Physics Homework
1. A swimmer is in Lake Lanier practicing a 100 m individual medley event. They sw...
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