What Did the Mars Rover Opportunity Discover on Mars That

question 21

Multiple Choice

What did the Mars rover Opportunity discover on Mars that relates to questions about the existence of water on Mars?

• A) The rover found sedimentary rocks that contained minerals that could only have formed by precipitation from water.
• B) The rover found liquid water emerging from a spring, freezing to ice.
• C) The rover found ice in the soil.
• D) The rover found no evidence of water ever having been on Mars.

---

Definitions:

Non-random

Involving a method or process in which all outcomes are not equally likely, or where a certain degree of order or intention is involved.

Disorders

Conditions characterized by abnormal physical, psychological, or behavioral patterns, often causing distress or impairment.

Diagnostic Criteria

Specific standards and guidelines used by healthcare professionals to identify and categorize mental health and physical conditions.

Depression

A mental health disorder characterized by persistently depressed mood or loss of interest in activities, causing significant impairment in daily life.