What Is the Best Way to Minimize Our Energy Impact

question 97

Multiple Choice

What is the best way to minimize our energy impact?

• A) use solar power
• B) use hydroelectric power
• C) use coal based power
• D) use wind generated power
• E) use less energy

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Definitions:

Physical Change

A change in which the form of matter is altered but one substance is not transformed into another.

Chemical Identity

The unique combination of chemical properties and composition that precisely identifies a substance.

State of Matter

A distinct form that different phases of matter take on, traditionally classified as solid, liquid, gas, and plasma.

Chemical Change

A process that involves the reorganization of the atoms in one or more substances, resulting in the formation of new products with different properties.