The Process of Accretion Accounts for How

question 42

Multiple Choice

The process of accretion accounts for how

• A) elements are transformed into heavier elements by nuclear reactions.
• B) giant planets differentiate into rocky cores and gaseous envelopes.
• C) clouds of interstellar gas and dust contract to form protostars.
• D) dust grains and ice crystals coalesce to form planetesimals.

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Definitions:

Infant Mortality

The death of children under the age of one year, often measured as the number of deaths per 1000 live births in a given region or period.

Friendships

Social connections between individuals that involve mutual affection, support, and bonds beyond simple acquaintanceship.

Postmature

Relating to an infant born after the usual term of pregnancy, typically more than 42 weeks of gestation.

Cesarean Delivery

A surgical procedure used to deliver a baby through incisions in the mother’s abdomen and uterus, typically used when a vaginal delivery would put the baby or mother at risk.