About __________ of All Energy Consumed in the US Is

question 13

Multiple Choice

About __________ of all energy consumed in the US is used in homes for heating, cooling, lighting, hot water, appliances and electrical devices.

• A) half
• B) one-fifth
• C) one-quarter
• D) one-third

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Definitions:

Chloroplasts

Organelles present in plant and algal cells responsible for photosynthesis, where conversion of sunlight into chemical energy takes place.

Ultraviolet Radiation

A type of electromagnetic radiation from the sun with wavelengths shorter than visible light but longer than X-rays, capable of causing chemical reactions and damaging living tissue.

Anthocyanins

Water-soluble pigments that may appear red, purple, or blue depending on the pH, found in the tissues of higher plants.

Coumarins

Naturally occurring chemical compounds with potential therapeutic effects, often found in plants.