The Gravitational Attraction a Between Two Masses Varies Inversely as the Square

question 243

Multiple Choice

The gravitational attraction A between two masses varies inversely as the square of the distance between them. The force of attraction is 4 lb when the masses are 3 ft apart, what is the attraction when the masses are 6 ft
Apart?

• A) 3 lb
• B) 1 lb
• C) 2 lb
• D) 4 lb

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Definitions:

Postsynaptic Cell

The neuron or cell that receives a signal (neurotransmitter) from another neuron at a synapse.

Demyelinates

Demyelination refers to the process by which the myelin sheath, a protective covering of the nerve fibers in the brain and spinal cord, is damaged or destroyed, affecting the conduction of nerve impulses.

Somatic Motor Neurons

Neurons that transmit impulses from the central nervous system to skeletal muscles, facilitating voluntary muscle movements.

Schwann Cells

Specialized cells in the peripheral nervous system that wrap around nerve fibers, providing electrical insulation and helping in the regeneration of damaged nerves.