Consider a system to be two train cars traveling toward each other. What is the total momentum of the system before the train cars collide?

kg • m/s

What must the total momentum of the system be after the train cars collide?

kg • m/s

The difference between amphid and plasmid

Actinobacteria sp. are fermenting organisms (which do you use oxygen to breathe) referred to as chemoorganohetereotrophs this means they break down organic material and convert it to inorganic material. which part of the carbon cycle does this describe

Moving down the ramp from 6 meters to