Who First Calibrated the Cepheid Variable Stars for Use in Determining

question 2

Multiple Choice

Who first calibrated the Cepheid variable stars for use in determining distance?

• A) Henrietta Leavitt
• B) Edwin Hubble
• C) John Glenn
• D) Carl Sagan
• E) Harlow Shapley

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Definitions:

Conscience

A gut feeling or internal speech perceived as directing someone towards what is morally correct or incorrect in their conduct.

Postconventional Morality

A stage in moral development characterized by an understanding that laws and rules are relative and moral reasoning is based on abstract principles and the welfare of others.

Parenting Practices

Parenting practices involve the strategies and methods used by caregivers in the raising and guidance of children, with variations influenced by cultural, social, and individual factors.

Emerging Adulthood

A phase of the life span between adolescence and full-fledged adulthood, characterized by exploration of identity, instability, self-focus, and feeling in-between, typically ranging from ages 18 to 25.