Name the feature of the ocean floor shown at A and describe how it’s formed.

Mary is conducting an experiment on how pollution affects plant growth. how can she ensure that her data are reliable?

How does a large body of water, such as the ocean, influence climate?

Observation and experimentation have led many scientists to accept a theory about the origin of the universe. this theory is called the big bang theory. scientific evidence collected and observed by scientists around the world suggests that the universe is ever expanding from a hot and dense initial state. what makes this a scientific theory? (2 points)