What Experimental Evidence Do We Have for the Direct Transformation

question 59

Multiple Choice

What experimental evidence do we have for the direct transformation of energy into matter?

• A) an increase in the force upon a body when it is accelerated upward (e.g., in an elevator)
• B) the conversion of gamma-ray photons into electrons and antielectrons (i.e., positrons)
• C) the blueshift of light because of the motion of its source
• D) the relativistic increase in mass of an object when it is moving very rapidly

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Definitions:

Sensory Neuron

A type of neuron responsible for converting external stimuli from the organism's environment into internal electrical impulses.

Motor Neuron

A type of nerve cell that transmits signals from the brain and spinal cord to muscles, stimulating them to contract.

Effector Organ

An organ or tissue that reacts to a stimulus from the nervous system to produce a specific response.

Cauda Equina

The cauda equina is a bundle of spinal nerves and spinal nerve rootlets below the end of the spinal cord, resembling a horse's tail, which distributes nerve roots to the lower limbs and pelvic organs.