What physical properties are used to identify elements.

For 50 pointsfredrika's science teacher asked her to bring in three abiotic items from her backyard ecosystem. which of the following groups of items should she bring? a. a lightning bug, a plug of grass, and a wormb. a smooth rock, some red dirt, and an empty bird's nestc. a ladybug, a spider, and some water from a mud puddled. a caterpillar, a pine cone, and a piece of a robin's egg

Lance, a hacker, stole 15,000 credit card numbers and sold them on the black mar-ket, making millions. police caught lance, and two legal actions followed, one civil and one criminal. who will be responsible for bringing the civil case? what will be the outcome if the jury believes that lance was responsible for identity thefts? who will be responsible for bringing the criminal case? what will be the outcome if the jury believes that lance stole the numbers?

In 1914, alabama produced 1.7 million bales of cotton, but three years later produced only 515,000, bales. meanwhile, in georgia, 5.2 million acres of land was dedicated for cotton production in 1914, but by 1923 there were just 2.6 million acres used for growing cotton. all of this was the result of the work of a tiny insect: the boll weevil. alabama and georgia first felt the effects of the boll weevil at different times. what would account for this difference in timing?