What are the angles between the negative direction of the y axis and (a) the direction of a, (b) the direction of the product a × b, and (c) the direction of a × (b + 3.00k)?

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.

What is the most useful equation for electric power?

Who was the first scientist to measure speed as distance over time?