What is a parallelogram

Let's get pithy ... A pith ball is a very small and light sphere that is an insulator. How could you deter-mine whether a pith ball that is suspendedfrom an insulating thread is neutral, is charged positively, or is charged negatively

In an active solar system, a water or hydronic substance is heated in a solar collector. What is a hydronic substance?

What is a force exerted over a distance to move an object

Which of the following is the name for matter made up of only one type of atom? Compound Mixture Element Suspension

What is the variable that changes in response to the manipulated variable?

At t = 19.8 seconds an object with mass 2.0 kg was observed to have a velocity of m/s. At t=20.02 seconds its velocity was m/s. What was the average (vector) net force acting on the object?

How do you get over a break up? (I know this has nothing to do with school work but I really need some advice.)

Suppose you have a hypothesis you believe to be correct what should you do to make you become a theory A. Write a letter to the noble prize committee B. Do the same experiment over and over again C.

What method of heat transfer does heat energy use to reach earth from the sun?

What is the spring constant (in n/m) of a spring that stores 100 J of elastic potential energy when it is stretched 5 m?