A Ball Is Dropped from a Rooftop of a Building

question 89

Multiple Choice

A ball is dropped from a rooftop of a building and falls for two seconds. The acceleration of gravity is 9.8 m/s² . The ball is referred to at the two-second time.  The acceleration of the ball in m/s² is

• A) 0.
• B) 4.9.
• C) 9.8.
• D) 19.6.
• E) none of these.

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Definitions:

Primary Qualities

In philosophy, qualities that are inherent to an object and can be objectively measured, such as shape, size, and motion.

Olfactory Receptors

Specialized sensory cells located in the nasal cavity responsible for the detection of odor molecules, playing a critical role in the sense of smell.

Low-Frequency

Relating to sound waves with a low pitch or electromagnetic waves with a low rate of oscillation or frequency.

High-Frequency

refers to occurrences or phenomena that happen at a fast or rapid pace, often used in the context of signals, trading, or communication.