What Physical Quantity Is Expressed by the Metric Unit Kilogram

question 137

Multiple Choice

What physical quantity is expressed by the metric unit kilogram?

• A)length
• B)mass
• C)volume
• D)density
• E)none of the above

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Definitions:

Ovulation

The periodic ripening and rupture of a mature graafian follicle and the discharge of the ovum.

Menstruation

The monthly process in females of discharging blood and other materials from the lining of the uterus.

Luteal Phase

The phase of the menstrual cycle that occurs after ovulation and before the start of menstruation, characterized by the secretion of progesterone to prepare the uterus for potential pregnancy.

Cryosurgery

A surgical treatment using extreme cold produced by liquid nitrogen or argon gas to destroy abnormal or diseased tissue.