If the 5-N force and the 12-N force form a 90-degree angle, what is the magnitude of the force acting in the direction of the dashed arrow?

Write short note on the following ; collision theory, rotation angle and angular velocity, centripetal acceleration, coriolis force, and newton's law of gravitation.

Describe the function of the endomembrane system? what organelles are involved?

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.