Both a 50-Kg Sack Is Lifted 2 Meters from the Ground

question 61

Multiple Choice

Both a 50-kg sack is lifted 2 meters from the ground and a 25-kg sack is lifted 4 meters in the same time. The power expended in raising the 50-kg sack is

• A)twice as much as the 25-kg sack.
• B)half as much as the 25-kg sack.
• C)the same.
• D)need more information

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Definitions:

Antigens

Foreign substances in the body that trigger an immune response.

Antibodies

Proteins produced by the immune system in response to foreign substances (antigens), binding to them to help neutralize or eliminate them.

Panic Value

An important indicator on a lab test that indicates immediate notification of the health care provider.

Immediate Intervention

A prompt action taken to address an urgent issue or emergency situation to prevent further harm or deterioration.