Physics, 22.08.2021 06:30 Delgadojacky0206
A footballer kicks a ball at an angle of 45° with the horizontal. If the ball was in the air for 10 s and lands 4000 m away determine its initial speed.
Answers: 3
Physics, 21.06.2019 16:30, fatback7063
In which scenario is the least amount of work done on a crate? a force of 120 n moves it 25 m. a force of 115 n moves it 26 m. a force of 130 n moves it 22 m. a force of 125 n moves it 27 m.
Answers: 1
Physics, 22.06.2019 05:40, kkbrookly7496
Two polarizers are oriented at 40∘ to each other and plane-polarized light is incident on them. if only 16 percent of the light gets through both of them, what was the initial polarization direction of the incident light?
Answers: 2
Physics, 22.06.2019 09:00, jaeana
Abicycle slows down when the rider applies the brakes. what type of energy transformation is involved in this example? a. kinetic energy into heat energy b. heat energy into potential energy c. potential energy into kinetic energy d. kinetic energy into mechanical energy
Answers: 1
A footballer kicks a ball at an angle of 45° with the horizontal. If the ball was in the air
for 1...
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