Why Did Virtually All Countries in the World Agree to Ban

question 46

Multiple Choice

Why did virtually all countries in the world agree to ban the use of CFCs by 2020 for developed countries and by 2030 for developing countries?

• A) to prevent acid rain
• B) to reduce global warming
• C) because there are cheaper coolants that work better
• D) because of overwhelming evidence that they destroy the ozone layer
• E) because of overwhelming evidence that they cause smog in cities

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Definitions:

Neurotransmitters

Chemicals that transmit signals across the synaptic gap between neurons in the nervous system.

Norepinephrine

A neurotransmitter and hormone involved in the body's fight or flight response, affecting mood, attention, and stress levels.

Glutamate

An essential neurotransmitter in the brain involved in learning and memory, playing a key role in the excitatory signaling between neurons.

Semicircular Canals

Three fluid-filled tubes in the inner ear responsible for detecting rotational movements, contributing to the sense of balance.