What is the independent and dependent
variable for a dry ice experiment

Which of the following signs of a chemical reaction are observed in the reaction of potassium with water? precipitate formed temperature change smell produced gas produced color change

What are scientists who study fossils called? ( a ) astronomers. ( b ) biologists. ( c ) geologists. ( d ) paleontologists.

Adepositional also feature that forms where a stream enters a lake or an ocean is a