Galileo Tried to Solve the Problem of How Gravity Works

question 14

Multiple Choice

Galileo tried to solve the problem of how gravity works by:

• A)dropping a heavy and a light cannon ball from the Leaning Tower of Pisa
• B)performing a thought experiment
• C)rolling balls down a series of inclined planes
• D)both B and C are correct

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Definitions:

Osteoporosis

A condition characterized by weakened bones, increasing the risk of sudden and unexpected fractures.

Bone Density

A measure of the strength and solidity of bones, often used to diagnose osteoporosis and assess fracture risk.

Physical Activity

Any bodily movement produced by skeletal muscles that requires energy expenditure.

Crepitation

the grating, crackling or popping sounds and sensations experienced under the skin and joints or a crackling sensation due to the presence of air in the subcutaneous tissue.