The parts of the mixture are noticenbly different from one another

Imagine that someone pushes one marble toward a motionless marble. would there still be action-reaction forces involved in the collision? how might the marbles’ motions be changed? ?

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.

For most stars, what does a higher temperature tend to to with? a lower luminosity a higher luminositya red color none of the above