Why Do Scientists Believe There Was Once Liquid Water on Mars

question 2

Multiple Choice

Why do scientists believe there was once liquid water on Mars?

• A) Depositional landforms are seen on Mars, but not erosional landforms.
• B) Landforms such as river channels and sandbars are seen on Mars.
• C) Large depressions are seen on Mars that were once large lakes.
• D) There has been evidence of marine life found in the rocks on Mars.

---

Definitions:

Constructionist Perspective

A theoretical viewpoint that considers reality and social phenomena as constructed through social processes, language, and cultural practices.

Positivist Perspective

A sociological approach that considers society to be a complex system whose parts work together to promote solidarity and stability, emphasizing empirical, scientific methods to study social phenomena.

Leniency

The act of being more merciful or tolerant than expected, often applied in judicial sentences or disciplinary actions.

Labeling Perspective

A sociological perspective that examines how societal labels, once applied, affect individuals' self-identity and perceptions by others, often leading to a self-fulfilling prophecy.