Physics, 26.07.2019 17:00, abhibhambhani

Q: a: sarah and maria made a telephone using two cans and a string. it was a very long string. maria went upstairs in her house and sarah stayed downstairs. maria spoke softly into the can. "i can hear you! ' sarah said back. how can this happen? a) sound waves travel through a vacuum. b) sound waves travel from high to low. c) sound waves travel through solids like the string. d) maria talked so loudly that sarah could hear her without the phone.

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 15:10, emilyphillips1681

Consider the following problem: a box with an open top is to be constructed from a square piece of cardboard, 3 ft wide, by cutting out a square from each of the four corners and bending up the sides. find the largest volume that such a box can have.

Answers: 3

continue

Physics, 21.06.2019 22:40, exoticbunnylover123

Consider two metallic rods mounted on insulated supports. one is neutral, the other positively charged. you bring the two rods close to each, but without contact, and briefly ground the the neutral rod by touching it with your hand. show answer correct answer what would be resulting charge (if any) on the initially neutral rod

Answers: 1

continue

Physics, 22.06.2019 10:30, SauceyNaee

Aparticle moves in the xy plane with constant acceleration. at time zero, the particle is at x = 6 m, y = 8.5 m, and has velocity ~vo = (9 m/s) ˆı + (−2.5 m/s) ˆ . the acceleration is given by ~a = (4.5 m/s 2 ) ˆı + (3 m/s 2 ) ˆ . what is the x component of velocity after 3.5 s? answer in units of m/s.

Answers: 1

continue

Physics, 22.06.2019 12:00, yam78

If the new moon happens on january 15th, what shape will it be on february 6th?

Answers: 1

continue

Do you know the correct answer?

Q: a: sarah and maria made a telephone using two cans and a string. it was a very long string. mar...