Which of the Following Is an Example of an Open

question 163

Multiple Choice

Which of the following is an example of an open system?

• A)ice in an ice chest
• B)antifreeze in a car coolant system
• C)mercury in a thermometer
• D)compressed gas in a cylinder
• E)acetone in an uncovered beaker

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Definitions:

Fahrenheit

A scale of temperature where water freezes at 32 degrees and boils at 212 degrees under standard conditions.

Fahrenheit

A scale for measuring temperature where water freezes at 32 degrees and boils at 212 degrees under standard conditions.

Celsius

A scale and unit of measurement for temperature where 0 degrees represents the freezing point and 100 degrees the boiling point of water at sea level.

Fahrenheit

A scale of temperature on which water freezes at 32 degrees and boils at 212 degrees under standard conditions.