Weight and G: an Object Drops a Distance H in a Time

question 17

Multiple Choice

Weight and g: An object drops a distance h in a time of 6.3 s on the surface of the earth (neglecting air effects) . How long would it take the same object to drop the same distance on the surface of spherical asteroid X having a mass of 1.1 × 10²² kg and a radius of 4.0 × 10⁵ m? (G = 6.67 × 10^-11 N ∙ m²/kg², M_earth = 5.97 × 10²⁴ kg, R_earth = 6.38 × 10⁶ m)

• A) 9.2 s
• B) 6.3 s
• C) 5.2 s
• D) 12 s
• E) 3.3 s

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Definitions:

Adaptation

The process by which a species becomes fitted to its environment; it is the result of natural selection acting upon heritable variation.

Drought Tolerant

Refers to plants that are able to survive and thrive in conditions with very little water.

Low-growing Grasses

Grass species that have a short stature, typically found in lawns or as ground cover.

Rain Shadows

Rain shadows are dry areas on the leeward side of mountain ranges, where the landscape blocks precipitation from reaching the interior.