If the object is a regular shape, the volume can be found by measuring length, breadth and height and using the equation: Volume = length x breadth x height If the object has an irregular shape, the ...

How gravity causes a perfectly spherical ball to roll down an inclined plane is part of elementary school physics canon. But the world is messier than a textbook. Scientists have sought to ...

Density is the mass per unit volume. Density can be found using this equation. Density is sometimes measured in g/cm 3. Make sure that you use units that are consistent with the question in an exam.