Most of the Moon's Surface Is Densely Covered with Craters

question 148

Multiple Choice

Most of the Moon's surface is densely covered with craters, but we find relatively few craters within the lunar maria. What can we conclude?

• A)The regions of the maria were hit by fewer impacts than the densely cratered regions.
• B)Erosion affects the maria more than it affects other regions of the Moon.
• C)The maria formed after the heavy bombardment ended.
• D)The maria formed within the past 1 billion years.

Recognize the flow of resources, goods, services, and money in the economy.

Understand the concepts of positive and normative statements in economics.

Differentiate between statements of fact (positive statements) and statements of opinion or policy (normative statements).

Apply understanding of economic models to interpret real-world economic activities and policies.

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Definitions:

Chancre

A painless ulcer, typically the first sign of syphilis.

Syphilis

A bacterial infection usually spread by sexual contact, marked by sores and rashes.

Cunnilingus

A sexual act involving the stimulation of the female genitals using the mouth or tongue.

Menstruating

The monthly process in which the lining of the uterus is shed through the vagina, a natural part of the female reproductive cycle.