If a Comet Approaches the Sun with Exactly the Right

question 173

Multiple Choice

If a comet approaches the sun with exactly the right velocity and direction, its orbit around the sun will be a parabola. (Such a comet only will be seen once and then will leave the solar system forever.) A certain comet s orbit is given by where both and are measured in millions of miles, and the sun s position is at the origin Graph the comet s orbit between and How far is the comet from the sun when the comet crosses the x -axis?

• A) 499,930 miles
• B) 499,930 miles
• C) 500,000 miles
• D) 500,050 miles
• E) 500,050 miles

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Definitions:

New Environmental Paradigm

A worldview that recognizes the importance of a sustainable relationship between humans and the environment.

Catton and Dunlap

Environmental sociologists known for introducing the New Ecological Paradigm, which emphasizes the importance of environmental issues and the need to consider ecological limits.

Biodiversity

The variety and variability of life forms, both flora and fauna, existing within a specific ecosystem or across the earth.

Ecosystems Destruction

The degradation or complete elimination of the vital structures and functions of ecosystems, often due to human activities or environmental changes.