The force of air particles over an area is?

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

What should the power status of a circuit be when measuring resistance with an ohmmeter?

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.