When you stand at rest on a floor, the number of vertical forces acting on you is?

Which two particles are found in the center of an atom? Reactis electrons and ions protons and neutrons protons and electrons electrons and neutrons

What is Newton's law of motion

Quiet operation of a fan depends mostly upon the A. motor balance. B. balance of the blades. C. weight of the blades. D. material of the blades

Why are concepts in physics described with formulas

What's the difference between acceleration and constant velocity?

A world-class sprinter can burst out of the blocks to essentially top speed (of about 11.5 m/s) in the first 15.0 m of the race. what is the average acceleration of this sprinter, and how long does it take her to reach that speed?

How are primary and secondary succession similar and how are they different?

What relates the net force exerted on an object to its mass and acceleration?

I'm a wave, the medium moves parallel to the direction that the wave travels

What is the wavelength of a wave that has a velocity of 32 m/s and a frequency of 60.6 Hz?