Light from a mirror is reflected up through the specimen, or object to be viewed, into the powerful objective lens, which produces the first magnification. The image produced by the objective lens is then magnified again by the eyepiece lens, which acts as a simple magnifying glass.
Since many weather-related factors have an impact on the levels of ozone and particles present in a given location, the weather can have a big impact on air quality.
<h3>What affects the quality of the air?</h3>
Temperatures, cloudiness, humidity, precipitation frequency and severity, wind patterns, and other factors related to the climate all have an impact on air quality.
More than 90% of India's population resides in places with air quality that is below WHO standards, with factories, coal-fired power plants, and automobiles being the main causes of pollution.
Learn more about the quality of the air here:
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Strong base. Anything below seven is an acid while anything above it will be a base. Seven is Neutral because it is directly in the middle. <span />
Answer
Feldspar a common mineral found in rocks have two cleavage plane and can be cleaved in two directions nearly at right angle . Mica is a group of sheet silica that have perfect basal cleavage plane, and can be cleaved only in one direction.