If You Exert 100 J to Lift a Box in 50

question 120

Multiple Choice

If you exert 100 J to lift a box in 50 s your power output is

• A)1/4 W.
• B)1/2 W.
• C)2 W.
• D)4 W.
• E)more than 4 W.

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Definitions:

Exorcism

The practice, common in early societies, of treating abnormality by coaxing evil spirits to leave the person’s body.

Demonology

The study of demons or beliefs about demons, often within the context of religion, mythology, or the occult.

Middle Ages

A period in European history from the 5th to the late 15th century, marked by feudalism, the spread of Christianity, and the rule of the Holy Roman Empire.

Scientific Investigation

A systematic process of inquiry and experimentation used to explore observations and answer questions about the physical and natural world.