Which gas makes up 78 percent of Earth's atmosphere?

oxygen

nitrogen

hydrogen

carbon dioxide

inert gases

Suppose you are performing an experiment that requires the use of a Bunsen burner. While you are working, a stack of paper towels that was loosely placed above the benchtop suddenly slides off directly into the open flame of your burner and ignites

What was the federalist position on the adoption of the constitution?

Sex is a psychological term to describe a broad spectrum of behaviors that a group or society expects of a person in regard to being male, female, or somewhere in between. a. True b. False

An extended family consists of aunts and uncles, grandparents, parents, and children.

Why do scientists think people first migrated to the Americas

Mark each statement if it was a source of conflict between Christians and Roman rulers during the third century A. D. A. Christians denied the existence of pagan Roman gods and worshiped only one God. B.

A ball is rolled uphill a distance of 14 meters before it slows, stops, and begins to roll back. The ball rolls downhill 30 meters before coming to rest against a tree. What is the magnitude of the ball's displacement? m

T/F Profiling refers to the law enforcement practice of scrutinizing certain individuals based on characteristics thought to indicate a likelihood of criminal behavior.

What is florida's capital?

Choose the statement that is correct. A. Search activity occurs only in markets where there is a shortage. B. When a price is regulated and there is a shortage, search activity increases. C. The opportunity cost of a good is equal to its price. D.