Which of the Following Minerals Is Found in High Concentrations

question 28

Multiple Choice

Which of the following minerals is found in high concentrations in hard water?

• A) potassium
• B) sodium
• C) cadmium
• D) magnesium

---

Definitions:

Torque Converter

A type of fluid coupling used in automatic transmissions that allows the engine to spin somewhat independently of the transmission, facilitating smooth gear changes.

Flex Disc

Used as a drive intermediary between the engine crankshaft and the torque converter used with automatic transmission systems on trucks; has dampening characteristics. Also known as flexplate.

Vortex Flow

A pattern of fluid motion that rotates around an axis, creating a swirling motion commonly observed in liquids and gases.

Coupling Phase

The stage in connecting two rotating shafts or units where alignment and engagement are optimized for power transmission.