Categorize each behavior as responsible or irresponsible. disposing of all chemicals in a sink using chemicals in a well-ventilated area wearing goggles while breaking rocks repeating the experiment until the desired outcome is reached keeping complete records of lab results only using the data that supports the hypothesis

the minoan civilization flourished in the middle bronze age on the island of crete located in the eastern mediterranean from c. 2000 bce until c. 1500 bce. with their unique art and architecture, and the spread of their ideas through contact with other cultures across the aegean, the minoans made a significant contribution to the development of western european civilization as it is known today. labyrinth-like palace complexes, vivid frescoes depicting scenes such as bull-leaping and processions, fine gold jewelry, elegant stone vases, and pottery with vibrant decorations of marine life are all particular features of minoan crete.  

so basically their unique way of ding arts, as well as architecture.

yes, since there is a positive and a negetive if the positive and negitive wasn't there wouldn't a flow electricity in it.