An Object Placed on an Equal-Arm Balance Requires 12 Kg

question 69

Multiple Choice

An object placed on an equal-arm balance requires 12 kg to balance it.When placed on a spring scale, the scale reads 12 kg.Everything (balance, scale, set of weights and object) is now transported to the Moon where free-fall acceleration is one-sixth that on Earth.The new readings of the balance and spring scale (respectively) are:

• A)12 kg, 12 kg
• B)2 kg, 2 kg
• C)12 kg, 2 kg
• D)2 kg, 12 kg
• E)12 kg, 72 kg

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Definitions:

Basilar Membrane

A structure in the cochlea of the ear that plays a key role in the sense of hearing by vibrating in response to sound, thus stimulating hair cells to send nerve impulses to the brain.

Receptor Cells

Specialized cells in the body responsive to particular stimuli like light, sound, or chemicals.

Sound Waves

Vibrations that travel through the air or another medium and can be heard when they reach a person's or animal's ear.

Amplitude

The extent or range of a vibratory movement, measured from the position of equilibrium, commonly used to describe the magnitude of sound waves or other oscillations.