Knowing the chemical properties of a substance will tell you how the substance a. looks. c. can be broken down into atoms. b. smells. d. reacts with other substances. select the best answer from the choices provided a b c d

The image shows a pendulum in simple harmonic motion the pendulum starts at a and swing to e

What causes the formation of ocean currents?

A1-lb collar is attached to a spring and slides without friction along a circular rod in a vertical plane. the spring has an undeformed length of 5 in. and a constant k =25 lb/ft. knowing that the collar is released from being held at a determine, the speed of the collar and the normal force between the collar and the rod as the collar passes through b.