The Primary Evidence for the Expanding Universe Concept Is the

question 14

Multiple Choice

The primary evidence for the expanding universe concept is the

• A) slow spreading out of stars in the near neighborhood of the Sun.
• B) redshift of light from distant galaxies, which increases with distance of the galaxy from Earth.
• C) discovery of black holes in binary stars.
• D) slow increase in the Earth-Moon separation-about 4 cm per year-with time.

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Definitions:

Sexual Activity

Behaviors that involve the sexual organs and are often carried out for physical pleasure, reproduction, or emotional bonding.

Oral Sex

A form of sexual activity where the genitals are stimulated by the partner's mouth, lips, or tongue.

Vaginal Intercourse

A sexual activity involving the insertion of the penis into the vagina.

Gay-Straight Alliance

A student-led or community-based organization, typically in a high school or college setting, that is intended to provide a safe and supportive environment for LGBTQ+ people and their allies.