which processes might contribute to the addition of pollutants to rivers, lakes and oceans?how do these processes contribute

The dot diagram represents the motion of the motorcycle as it moves from left to right

Ascientific blank must be testable and capable of being proven false?

An important dimensionless parameter concerned with very high-speed flow is the mach number, defined as v/c, where v is the speed of the object such as an airplane or projectile, and c is the speed of sound in the fluid surrounding the object. for a projectile traveling at 1170 mph through air at 50 ˚f and standard atmospheric pressure, what is the value of the mach number?