Rust Formation Is Accelerated in the Presence of Salt Water

question 39

Multiple Choice

Rust formation is accelerated in the presence of salt water because_____.

• A) oxygen is easily transported in water
• B) salt water traps the oxygen at the surface of the metal
• C) salt water conducts electricity
• D) chloride ions also oxidize the surface of the metal
• E) salt water contains a higher amount of oxygen than normal water

---

Definitions:

Economic Competition

The rivalry among businesses to attract customers and achieve higher sales and market share, considered vital for encouraging innovation and maintaining low prices.

Physical Environment

The material world that surrounds us, including both natural and built environments, and the various factors and conditions that influence life.

Social Movements

Organized collective activities aimed at bringing about or resisting fundamental change in an existing group or society.

Digital Natives

Prensky’s term for people who grew up with digital technologies.