Electromagnetic Radiation with a Wavelength of 575 Nm Appears as Yellow

question 90

Multiple Choice

Electromagnetic radiation with a wavelength of 575 nm appears as yellow light to the human eye.The energy of one photon of this light is 3.46 × J.Thus,a laser that emits of energy in a pulse of light at this wavelength produces ________ photons in each pulse.

• A) 2.7 ×
• B) 7.8 × 10^-24
• C) 2.2 ×
• D) 3.8 ×
• E) 6.5 ×

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Definitions:

Endorphins

Natural chemicals produced in the brain that interact with opioid receptors to reduce perception of pain and boost feelings of pleasure or contentment.

Hallucinogenic Drugs

Psychoactive substances that cause alterations in perception, mood, consciousness, and cognition, often inducing experiences disconnected from reality.

Neurotransmitters

Chemical substances that transmit signals across a synapse from one neuron to another in the nervous system.