A force of 75 n is applied to a spring, causing it to stretch 0.3 m. what is the spring constant of the spring?

A golfer strikes a stationary golf ball that has a mass of 0.02 kg. The golf ball leaves the club with a speed of 180 m/s. A high-speed camera determines that the club was in contact with the ball for 0.56 x 10-3 s.

The leaves of a tree lose water to the atmosphere via the process of transpiration. A particular tree loses water at the rate of 3 x 10^-8 m^3/s; this water is replenished by the upward flow of sap through vessels in the trunk.

Which branch of psychology focused on subjects such as conditioning

Explain what happens to each ball after the collision. Why do you think this occurs? Which of Newton's laws does this represent?

A wheel on a watermill turns halfway every 4.0 s. What is the wheel's angular velocity? A. 0.39 rad/s B. 2.5 rad/s C. 3.1 rad/s D. 0.79 rad/s E. 13 rad/s

What Is a mineral made of oxidized hydrogen

If you were to go to space, and took your helmet of the suit off while your out side of the rocket, what would happen?

In Step 5, you will calculate H+/OH - ratios for more extreme pH solutions. Find the concentration of H + ions to OH - ions listed in Table B of your Student Guide for a solution at a pH = 2.

The molecules of a substance are moving rapidly in a container. The molecules do not interact with each other. If the container is opened, the molecules will escape from the container. In what phase of matter are the molecules in the container?

Which prefix represents tenths in the metric system?