Coal limestone and limestone coquina are all examples of what?

An iron nail is made up of particles. What is true about the particles? They move all over the place. The force of attraction between them is small. The spacing between them is large. They stay in place and vibrate.

A 15 n force directed to the west acts on an object for 3.0 seconds, what is the change in momentum of the object?

Energy that is associated with the position or composition of an object is called

Where did the word electricity come from

A vase of flowers is stationary on a table. which of the following statements best explains why the vase is stationary? A. There are no forces on the vase B. There are net forces on the vase C. The force of gravity pulls the vase downwards. D.

How does scientific knowledge develop through making observations about the natural world?

Why do the earth have many states

Problem page a cyclist traveled 20 kilometers per hour faster than an in-line skater. in the time it took the cyclist to travel 80 kilometers, the skater had gone 30 kilometers. find the speed of the skater.

What is emitted during fission

If a magnet is broken into two pieces, what happens to the magnetic poles? One piece will have a north pole, while the other piece will have a south pole. Each piece will still have a north pole and a south pole.