Physics, 24.03.2020 20:14, karmalol2271
Ike is at the beach watching the waves in the ocean. Ike notices that some of the waves are short. Other waves are very tall and come up high above the water. Which of these is always true about two waves that are different heights? A. They are made of different materials. B. They are traveling at different speeds. C. They have different wavelengths. D. They have different amplitudes.
Answers: 2
Physics, 21.06.2019 19:20, Obeilskzexal
Aferris wheel is a vertical, circular amusement ride with radius 9 m. riders sit on seats that swivel to remain horizontal. the ferris wheel rotates at a constant rate, going around once in 9 s. consider a rider whose mass is 56 kg. at the bottom of the ride, what is the perpendicular component of the rate of change of the rider's momentum? at the bottom of the ride, what is the vector force exerted by the seat on the rider?
Answers: 1
Physics, 22.06.2019 07:10, ddswaggsoflyy3176
Polly is pushing a box across the floor with a force of 30 n. the force of gravity is –8 n, and the normal force is 8 n. which value could describe the force of friction if polly could not move the box?
Answers: 2
Physics, 22.06.2019 11:30, genyjoannerubiera
A100-watt light bulb illuminates a solar cell. the electricity from the solar cell operates a water pump that delivers 1 watt of power. what is the efficiency of the system?
Answers: 2
Ike is at the beach watching the waves in the ocean. Ike notices that some of the waves are short. O...