Relative humidity is a measure, expressed as a percentage, of the amount of water vapor present in air.

True or False

The correct answer is "True".

Explanation:

Relative humidity is a variable expressed as a percentage that represents the amount of water vapor present in air. Relative humidity is used to monitor and predict weather conditions, and it is calculated based on the temperature of the air. However, relative humidity is independent of temperature because a high temperature can have low relative humidity and vice-versa.

answer : haversian

[explanation: -(compact bone is organized as parallel columns, known as haversian systems, which run lengthwise down the axis of long bones. these columns are composed of lamellae, concentric rings of bone, surrounding a central channel, or haversian canal, that contains the nerves, blood vessels, and lymphatic system of the bone)]