According to Our Theory of Solar System Formation, Why Do

question 48

Multiple Choice

According to our theory of solar system formation, why do all the planets orbit the Sun in the same direction and in nearly the same plane?

• A)The original solar nebula happened to be disk- shaped by chance.
• B)The laws of conservation of energy and conservation of angular momentum ensure that any rotating, collapsing cloud will end up as a spinning disk.
• C)The Sun formed first, and as it grew in size it spread into a disk, rather like the way a ball of dough can be flattened into a pizza by spinning it.
• D)Any planets that once orbited in the opposite direction or a different plane were ejected from the solar system.
• E)Luck explains it, as we would expect that most other solar systems would not have all their planets orbiting in such a pattern.

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Definitions:

Sexual Orientation

Sexual Orientation refers to an individual's enduring physical, romantic, and/or emotional attraction to others, based on their gender.

Gender Stereotypes

Preconceived ideas whereby females and males are arbitrarily assigned characteristics and roles determined and limited by their gender.

Gender Socialization

The process by which individuals learn and adopt the attributes, behaviors, and roles typically associated with their gender according to cultural norms.

Sex Chromosomes

Chromosomes, specifically the X and Y chromosomes in humans, that determine the biological sex of an organism.