An Object Leaves Point a and Travels to Point B

question 56

Multiple Choice

An object leaves point A and travels to point B via path a. In region I, the speed is 100 m/s, while in region II, the speed is 71 m/s. How long does it take for the object to go from A to B?

• A) 80.0 m/s
• B) 60.8 m/s
• C) 40.6 m/s
• D) 32.4 m/s
• E) 26.8 m/s

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Definitions:

Calcium Carbonate

A chemical compound with the formula CaCO3, found in rocks such as limestone, and is the main component of shells of marine organisms, snails, and eggs.

Precipitation

Any form of water - liquid or solid - falling from the atmosphere to the Earth's surface, including rain, snow, sleet, and hail.

Evaporation

The process by which water changes from a liquid to a vapor or gas, often driven by heat from the sun.

Caves Collapse

The sudden failure and falling in of a cave's ceiling or walls, often due to natural processes such as erosion or the removal of supporting material.