What does the term atomic number mean?

After a large rainstorm will the Grand Canyon or The Death Valley be more affected (think temperatures and composition of materials) and why?

In order to prevent muscle contraction from misaligning bones during healing (which can cause a permanent limp), injured or broken legs must be supported horizontally and at the same time kept under tension (traction) directed along the leg.

An object sinks to the bottom of a container filled with water. what is the relationship between the weight of the object and the buoyant force acting on it?

Power=170 watts time=20 seconds

What changes depending on the location in the universe, mass or weight?

During sublimation particles in a solid room deodorizer move directly into the air as a gas how does the movement of the deodorizer particles change? the particles ___.

A 50-g ball rolls across the table at 2 m/s. A 100-g ball rolls across the same table at 1 m/s. Which ball has more momentum?

The cross section area of a hole is 725cm^2. Given that the area of a circle is A=3.14r^2, find the radius of the hole.

How long does it take the moon to go from full-moon phase to new-moon phase

What is the rule of calculation of elastic potential energy?