What best explains the speed of sound in different states of

matter?

How is work defined in physics

What does an octopus have to do with why atoms bond with other atoms?

How does the strong nuclear force compare with the electrostatic force in the nucleus of an atom? A. The strong nuclear force is stronger and is only attractive. B. The strong nuclear force is weaker and acts over longer distances. C.

Two plates separated by a distance d = 12.8 mm are charged to a potential difference V = 7.25 V. A constant force F = 8.31 N pushes a - 8.30 mC charge from the positively charged plate to the negatively charged plate.

Force is defined as

As part of a circus performance, a man is attempting to throw a dart into an apple which is dropped from an overhead platform. Upon release of the apple, the man has a reflex delay of 215 milliseconds before throwing the dart.

A train travels 90 kilometers in 1 hour, and then 82 kilometers in 5 hours. What is it's average speed?

3. A hydraulic lift is used to jack a 950-kg car 45 cm off the floor. The diameter of the output piston is 23 cm, and the input force is 375 N. a. What is the area of the input piston? (10pts) b.

An electric current in a metal consists of moving (A) Protons (B) neutrons (C) electrons

How does the idea of rotating disk in the nebular model explain certain observed celestial phenomena?