Wood Floats in Water,1 Gram Is Defined as the Mass

question 34

Multiple Choice

Wood floats in water,1 gram is defined as the mass of 1 cubic centimeter of water,a cubic centimeter of quartz weighs ~2.65 g and a cubic centimeter of galena weighs about 7.5 g.The density of these materials from highest to lowest is ________.

• A)wood,quartz,galena,water
• B)galena,quartz,water,wood
• C)galena,quartz,wood,water
• D)water,wood,quartz,galena

---

Definitions:

XIO Instruction

An instruction in PLC programming that stands for "Examine if Open," used to check if a condition is false.

PLC Chassis

The structural frame that holds and organizes the components of a Programmable Logic Controller, including its power supply, processors, and modules.

Slot

In computing and electronics, a slot refers to a physical or virtual connector into which a component can be inserted, such as a memory slot on a motherboard.