Action and reaction force pairs occur a. only when there is motion. b. whether there is motion or not. C. only when there is no motion. d. only when the forces are unbalanced.

In a stagnant pool of water, a crayfish may spend much of its time lying with one side of its carapace near the surface of the water. in this position, it will move the walking legs on that side in a rhythmic back-and-forth motion. explain the likely function of this behavior.

The frequencies refer to the sample data collected from a population of interest when performing a hypothesis test comparing two or more population proportions.

What are the necessary conditions for fusion?