11. What shape does this graph have? Does the polonium-211 decay at a constant rate or does the rate decrease over time?

Which of these are examples of personal rights whose interpretation has changed over time? the right to bear arms the right to a speedy and public trial freedom of assembly the majority rules the common good

What refers to the existence of more than one level of government in the country

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