How do pandemics spread internationally?

What impact do pandemics have on society?

What impact do they have on relations between groups of people?

In what ways must countries work together to stop the spread of pandemics?

Explain the importance of producers, primary consumers, secondary consumers. and decomposers in an ecosystem

(drag each tile to the correct location.) categorize each term as something that is typical of a scientific theory, a scientific hypothesis, or both. - a tentative statement used to guide scientific investigations. - makes predictions about future events. - can be tested by many independent researchers. - based on observations of natural phenomena. - a well-established, highly reliable explanation.

What pattern of migration do whales follow?