A Ball Is Dropped from the Top of a Building

question 20

Multiple Choice

A ball is dropped from the top of a building.In the absence of air resistance,the ball will hit the ground with a speed of 49 m/s.The height of the building is

• A)25 m
• B)5 m
• C)240 m
• D)120 m
• E)10 m

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Definitions:

Testable Prediction

A statement that can be verified through experimentation or observation, often forming the basis of a scientific hypothesis.

Independent Variables

In experimentation, a variable that is manipulated to determine if it causes a change in another variable.

Falsifiable

A characteristic of a statement, hypothesis, or theory that allows it to be proven false by an observation or experiment.

Testable Predictions

Hypotheses or statements that can be verified through empirical observation and experimentation.