Which of the following is true about sound waves?
1:they move faster than light
2:they make w...
Physics, 22.12.2020 19:30 aquinomelodyr
Which of the following is true about sound waves?
1:they move faster than light
2:they make wind
3:the vibrate the air
4: they move slower in water than air
Answers: 2
Physics, 21.06.2019 22:30, tladitidimatso1783
A2 kg ball travellng to the right with a speed of 4 m/s collidees with a 5 kg ball traveling to the left with a speed of 3 m/s. take right to be the positive direction. what is the total momentum of the two balls before they collide? what is the total momentum of the two balls after they collide?
Answers: 1
Physics, 22.06.2019 05:30, GreenHerbz206
Could someone . i have tried to solve myself but my calculation is off
Answers: 3
Physics, 22.06.2019 06:30, 1234fatimasm
What are similarities and differences between refraction, reflection, diffraction and absorption?
Answers: 3
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