Nelson was seen laughing inappropriately in the library, as if he were responding to internal stimuli. on the bus home, he cried uncontrollably and suddenly became angered when a fellow passenger offered him a tissue. his excess of inappropriate behavior is known as:

The correct answer is: the presence of positive symptoms of schizophrenia.

Explanation:

Schizophrenia is a mental illnes, in which the sufferer may experience some early symptoms like depression, hostility or suspisciousness, inability to express joy, innapropriate laughter or crying, insomnia, etc... therefore we can clearly see and conclude that in Nelson's case his behavior is positive of the early symptoms of schizophrenia because of his delusional and irrational behavior.

uses : -

1.aneroid barometers primarily measure whether pressure is rising or falling.

2.aneroid barometers are often used for reading pressure in homes and recreational boats.  

3.other uses may include barographs in meteorology and altimeters in modern aircraft.  

4.this type of barometer can announce whether a high or low pressure system is coming or whether it is becoming more intense.  

5.there are different types of aneroid barometers, such as the altimeter, which measures altitude, or distance above sea level.  

6.another example is a barograph, which is a modified aneroid barometer that provides constant readings of atmospheric pressure on graph paper.  

7.when used in this capacity, the aneroid barometer can store a week's worth of data.

android diameter a device for measuring atmospheric pressure , often specially calibrated for use as an altimeter ,consisting of a box or chamber partially exhaused of air, having an elastic top and a pointer to indicate the degree of compression of the top caused by the external air

refer to the attachment for the characteristics : -