Because the people in the car are attached to the vehicle, the people inside the vehicle are going the same speed as the vehicle.
Hope this helps! :)
Because <span>two organisms with exactly the same </span>niche can't survive in the samehabitat<span> (because they compete for exactly the same resources, so one </span>will<span> drive the other to extinction). However, species whose </span>niches<span> only partly overlap may be able to coexist.</span>
A sound wave is a longitudinal wave
Machines makes work easier by increasing the amount of force that is applied, and changing the direction in which the force is applied !! Hope it helped (p.s. I had this same question)