Physics, 08.07.2020 14:01 wolffee895
An elephant of mass 2800kg has feet of average area of 200 cm2. A vulture of mass 12 kg walks beside the elephant on a muddy area, the average area of the feet of the vulture is 2.0 cm2. Which one is likely to sink? Explain your answer showing any necessary calculations.
Answers: 3
Physics, 21.06.2019 22:20
1400 kg car has a speed of 27 m/s. if it takes 7 s to stop the car, what is the impulse and the average force acting on the car?
Answers: 1
Physics, 22.06.2019 23:00
Two horses begin at rest. after a few seconds, horse a is traveling with a velocity of 10 m/s west, while horse b is traveling with a velocity of 13 m/s west. which horse had a greater acceleration? a. horse a because its change in velocity was greater than horse b's in the same time. b. horse b because its change in velocity was greater than horse a's in the same time. c. horse b because its change in velocity was the same as horse a's, but it took less time. d. both horses had the same acceleration.
Answers: 1
Physics, 23.06.2019 00:20
You are the coordinator for a program that is going to take place at night in a rectangular amphitheater in the mountains. you will have no access to any electricity, but you must be able to illuminate the entire grounds. you know the intensity of the light from a lantern varies inversely as the square of the distance from the lantern. suppose the intensity is 90 when the distance is 5 m. a. write an equation to model the situation. b. solve for the constant of variation. c. write the equation to model the situation using the constant () of variation. d. you have been given lanterns with 40 light intensity. use your equation to solve for the distance from the lantern. e. you need to illuminate 225 km. how many meters do you need to light? f. how many lanterns will you need?
Answers: 3
An elephant of mass 2800kg has feet of average area of 200 cm2. A vulture of mass 12 kg walks beside...
Mathematics, 04.11.2020 03:30
English, 04.11.2020 03:30
Mathematics, 04.11.2020 03:30
History, 04.11.2020 03:30
Mathematics, 04.11.2020 03:30
Mathematics, 04.11.2020 03:30
Arts, 04.11.2020 03:30
History, 04.11.2020 03:30
Mathematics, 04.11.2020 03:30
English, 04.11.2020 03:30
Mathematics, 04.11.2020 03:30
English, 04.11.2020 03:30