Radio Waves Travel

question 92

Multiple Choice

Radio waves travel

• A)always much faster than sound waves.
• B)usually at the same speed as sound waves.
• C)slower,on average,than sound waves.
• D)at a speed that depends on frequency.

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Definitions:

Caloric Needs

The amount of energy, measured in calories, that a person requires to maintain bodily functions and support daily activities.

Overeating

Consumption of more food than the body needs for energy, often leading to weight gain and potentially obesity.

Ovarian Cancer

A type of cancer that begins in the ovaries, which are the female reproductive glands that produce eggs (ova) as well as the hormones estrogen and progesterone.

Infertility

The inability to conceive a child after a year or more of regular sexual intercourse without the use of birth control.