If you lift the front wheel of a poorly maintained bicycle off the ground and then start spinning it at 0.72 rev/s, friction in the bearings causes the wheel to stop in just 12 s. The wheel has a mass of 3.33333 kg and a radius of 0.3 m. (a) What is the magnitude of the angular acceleration of the wheel as it comes to a stop

when a device is used in a circuit in which the voltage is 81 v, the current flowing through the device is 3 a. what is the resistance of the device?

a. 27 ω

b. 40.5 a

c. 243 ω

d. 243 a

the correct answer is a. 27

a. carbon monoxide from car exhaust

b.particulate matter, such as soot

c.water vapor from a factory smokestack

d.acid rain

these are the answer choices im on that question right now

the correct answer is b, cellular respiration. carbon dioxide is made by this process through both plant and animal cells.