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Earth Science Practice Questions

Question 1

Which of the following principles is a characteristic of good science?

1. scientific explanations should be predictable and testable

1. b and c

1. all the previous

1. scientific explanations are provisional and can and do change

1. a valid scientific hypothesis offers a well-defined natural cause or mechanism to explain a natural event

Question 2

The demise of the dinosaurs has been explained by different hypotheses.  Which of the following could not be readily tested, because it violated a principle of good science which states that scientific explanations should be predictable and testable? Earth Science Practice Questions Help

1. volcanic eruptions

1. an asteroid impact with Earth

1. a and c

1. the evolution of flowering plants affected dinosaur eating habits

Question 3

Which of the following is a ‘big idea’ in earth science?

4. Earth is 4.6 billion years old and is continuously changing

1. Earth scientists use repeatable observations and testable ideas to understand an explain our planet

1. a and c

1. Earth is a complex system of interacting rock water, air, and life.

1. all the previous Earth Science Practice Questions Help

Question 4

Earth scientists

1. want to protect the health of the environment and ensure the future of human life

1. all the previous

1. promote finding and sustaining Earth’s resources

1. a and b only

1. play a vital role in understanding and determining the potential risks from natural phenomena that may harm people and damage property

Question 5

Most, but not all of the United States is within the Midlatitudes–think of northern Alaska, Hawaii, and Puerto Rico. The Midlatitudes are areas of our planet that do not receive as much solar energy as the Tropics, but receive plenty more that the Polar regions.  The Midlatitudes are found in

1. a and b Earth Science Practice Questions Help

1. in both the Northern and Southern Hemispheres

1. between the Tropic of Capricorn and the Antarctic Circle

1. between the Tropic of Cancer and the Arctic Circle

1. all the previous
2. Question 6

Insolation is greatest

1. the Midlatitudes

No answer text provided.

1. the Tropics

1. the Polar regions

Question 7

The lithosphere is made up of

1. the uppermost mantle and the crust, both continental and oceanic

1. the asthenosphere and the crust

1. a and b

1. the continental crust

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