An Object Is Dropped from a Bridge

question 35

Multiple Choice

An object is dropped from a bridge. A second object is thrown downwards 1.0 s later. They both reach the water 20 m below at the same instant. What was the initial speed of the second object?
Neglect air resistance.

• A) 9.9 m/s
• B) 4.9 m/s
• C) 20 m/s
• D) 21 m/s
• E) 15 m/s

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Definitions:

Income

The financial gain earned by an individual or a business, typically through employment, investments, or sales.

Physical Capital

Tangible assets such as buildings, machinery, and equipment used in the production of goods and services.

Natural Resources

Raw materials and environmental assets that occur naturally on the planet, such as water, minerals, and forests, which can be utilized for economic gain.

Production Function

An equation or model that describes the relationship between inputs used in production and the output of goods or services.