Scientists decide the age of different rock layers by the things that they uncover in the rock. which of the items below could scientists use to date a layer of rock?
an insect flying near the dig site
a fossilized fish
a raindrop on the rock
a green leaf that fell off of a tree

Which element forms an ionic bond with flourine? 1) fluorine 2) carbon 3) potassium 4) oxygen

This statement about matter and its behavior is best classified as a

(04.05 hc) analyze the given diagram of the carbon cycle below. part 1: which compound does c represent? part 2: name a process that could release this compound into the air. part 3: explain how the elements that form it are conserved during the carbon cycle. use complete sentences to explain your answer. justify how this compound was created from a recycling of carbon in the carbon cycle. use complete sentences to explain your answer.