the energy transformation that occurs when a firework goes off is a chemical to thermal to light and sound. however, some of the energy is destroyed during the explosion

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

How can a give a full method for the experiment of separating sand from water by filtration? 1-materials 2-steps 3-conclusion also for water and salt separated by the evaporation or distillation process

What is the work done by the electric force to move a 1 c charge from a to b?