How Are Physical Changes Different Than Chemical Changes

question 72

Multiple Choice

How are physical changes different than chemical changes?

• A) They aren't different at all.
• B) Chemical changes are much more common than physical changes.
• C) Chemical changes are much faster than physical changes.
• D) Chemical changes involve making and breaking bonds and physical changes do not.
• E) Chemical changes involve changes of state and physical changes do not.

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Definitions:

Point C

Typically used in economics and finance as a specific point on a graph illustrating an equilibrium, costing or other calculated value.

Production Possibilities Curve

A graphical representation that shows the maximum combination of two goods or services that can be produced with available resources and technology.

Units of Guns

A quantification measure commonly used to denote the production or stockpile of firearms or, by extension, military capacities.

Units of Butter

A measure of quantity for butter, which can be used in economic examples to illustrate the concept of trade-offs or opportunity costs.