Physics, 10.12.2020 18:00, iamasia06

9. A student walks 2 km in 30 minutes. What is the student's average speed in km/h?
O
1 km/h
O
4km/hr
o
O
0.67 km/h
O
15 km/h

Answers: 1

Show answers

Other questions on the subject: Physics

Physics, 21.06.2019 18:40, kandi2565

The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80

Answers: 1

continue

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

continue

Physics, 22.06.2019 10:30, markfaerman5408

Carbon is allowed to diffuse through a steel plate 15 mm thick. the concentrations of carbon at the two faces are 0.65 and 0.30 kg c/m^3 fe, which are maintained constant. if the preexponential and activation energy are 6.2 x 10-7 m2 /s and 80,000 j/mol, respectively, compute the temperature at which the diffusion flux is 1.43 x 10^-9 kg/m^2 -s.

Answers: 3

continue

Physics, 22.06.2019 14:30, arianaaldaz062002

An electromagnet is a device in which moving electric chargers in a coil of wire create a magnet. whats one advantage of using electromagnetic in devices

Answers: 1

continue

Do you know the correct answer?

9. A student walks 2 km in 30 minutes. What is the student's average speed in km/h?
O
1...