Physics, 11.05.2021 04:40, Katlyndavis01
Which of the following is true of mechanical waves? Text to speech
A. Mechanical waves are not sound waves.
B. Mechanical waves have repeating patterns.
C. Mechanical waves only move in one direction.
D. Mechanical waves disturb energy rather than matter.
Answers: 1
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Around faucet handle is part of a(n) a. lever b. screw c. inclined plane d. wheel and axle
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Physics, 22.06.2019 01:30, chandranewlon
Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j
Answers: 1
Physics, 22.06.2019 05:30, dashawn3rd55
Mutt and jeff are running along a path each pushing a cart loaded with rocks. if mutt's wagon has a mass two times greater than jeff's and they want to stay together, arriving at their destination at the same time, what must happen? a) jeff should slow down so mutt can catch up. b) mutt must use half as much force to push his cart. c) mutt must use twice as much force to push his cart. d) mutt and jeff will use the same force, but mutt will take bigger steps.
Answers: 1
Physics, 22.06.2019 07:00, gunnatvinson
Within a pendulum, as potential energy decreases, energy increases. a. heat b. kinetic c. frictional d. gravitational
Answers: 1
Which of the following is true of mechanical waves? Text to speech
A. Mechanical waves are not soun...
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