Diffused reflection occurs if a ray of light is reflected by a ​

Jessie ran 5000 meters from the cops and an average speed of 6 meters / second before he got caught . how long did he run?

A2000 kg car is rounding a curve of radius 200 m on a level road. the maximum frictional force the road can exert on the tires of the car is 4000 n. what is the highest speed at which the car can round the curve?

The air that we breath is made mostly of which gaseous molecule