A Lead Block Is Suspended from Your Hand by a String.The

question 43

Multiple Choice

A lead block is suspended from your hand by a string.The reaction to the force of gravity on the block is the force exerted by the:

• A)string on the block
• B)block on the string
• C)string on the hand
• D)hand on the string
• E)block on the Earth

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Definitions:

Aerosol Cans

Containers that use pressurized gas to dispense substances in a fine spray.

N-hexane

A straight-chain alkane with the formula C6H14, used as a non-polar solvent in the extraction of edible oils from seeds and vegetables.

Densities

The mass of a substance per unit volume, indicating how compact the substance is.

Boiling Point

The temperature at which a liquid's vapor pressure equals the external pressure surrounding the liquid, causing it to turn into vapor.