The ocean is a large body of water with an enormous mass, m. The air by the ocean rapidly changes temperature as day turns to night and vice versa. Would you expect the ocean to experience the same rapid temperature fluctuations as the air? Explain your answer.

What statement is true about all chemical changes? a) chemical changes can be undone. b) chemical changes cannot be reversed. c) chemical changes change the color of objects. eliminate d) chemical changes do not form new products.

The biome pictured above is found in areas such as kenya and south africa. the land is grass-covered with very few trees and gazelles and other grazers are common here. why does this biome have a low population of trees? a) large grazing animals destroy the trees. b) it is a deforested rainforest with poor soil. c) it has high temperatures and low precipitation. d) it has a long rainy season followed by flooding.

Why is it essential to operationally define the variables in a study?