You found the body of someone who looks like they've been stabbed to death using the scientific method walk-through steps you might take you can fill in elements of the scene or event as needed for conducting an experiment based on evidence you can pretend you have found

try answer.com that works for me

ca has a crystalline lattice with positive ions (since it is a metal, metals are positively charged) and electrons flow freely in its structure since the ca atoms have a large nuclear radius so the electrons are not tightly held, therefore the electrons can flow freely since they are not being highly attracted by the nucleus. moreover, one of the properties of metals are that they are conductors of electricity, thus proving ca is the element.

i think tornado but not 100%