What Type of Information Can Scientists Derive from Observing Deep-Ocean

question 33

Multiple Choice

What type of information can scientists derive from observing deep-ocean cores?

• A) how much light penetrates the ocean
• B) information about historical changes in Earth's climate
• C) historical changes in tidal cycles
• D) direct measurements of salinity over time

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Definitions:

Mindfulness Meditation

A form of meditation focusing on being intensely aware of what you're sensing and feeling in the moment, without interpretation or judgment, to reduce stress and improve mental health.

Stress-Related Disorders

A category of psychological disorders characterized by significant emotional distress or physical symptoms resulting from high levels of stress.

Double-Blind

A study in which neither the participants nor the experimenters know who is receiving a particular treatment, to prevent bias.

Placebo-Controlled Trials

Clinical studies that test the effectiveness of a treatment by comparing it to a placebo, or inert substance, to determine if the treatment has a real effect beyond expectations.