Changes in Global Temperature Over the Last 1

question 13

Multiple Choice

Changes in global temperature over the last 1.8 million years have been calculated by measuring

• A)the thickness of glacial deposits.
• B)the amount of carbon-14 in volcanic ash layers.
• C)the stable oxygen isotopes in shelly fossils.
• D)the amount of carbon dioxide in shelly fossils.

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Definitions:

Major Life Event

A significant occurrence or change in an individual's life, such as marriage, the birth of a child, or a career change, that can have a substantial psychological impact.

Social Readjustment Rating Scale

A psychological tool that measures the stress level of individuals by assigning numerical values to life events, used to predict the likelihood of illness.

Measure Stress

The process of quantifying an individual's level of stress, often using psychological scales or physiological indicators.

Life Events

Life events are significant occurrences in an individual's life which can have profound effects on their physical and psychological well-being.