In 1924,Edwin Hubble Proved That the Andromeda Galaxy Lay Far

question 37

Multiple Choice

In 1924,Edwin Hubble proved that the Andromeda Galaxy lay far beyond the bounds of the Milky Way,thus putting to rest the idea that it might have been a cloud within our own galaxy.How was he able to prove this?

• A)He proved this by observing individual Cepheid variable stars in Andromeda and applying the period-luminosity relation.
• B)He was able to measure the parallax of the Andromeda Galaxy.
• C)He found that the universe is expanding,and therefore concluded that Andromeda must lie outside our own galaxy.
• D)He was the first person ever to look through a telescope at the object we now call the Andromeda Galaxy.

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Woman Centered

focuses on women's experiences, voices, and perspectives as central to analysis and understanding.

Feminist Theory

analyzes the social, economic, and political inequalities between genders, aiming to understand and address the sources and outcomes of these inequalities.

Gender Ideology

refers to beliefs and norms about gender, including the roles, behaviors, and attributes a society considers appropriate for men and women.

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