<h3>A switch helps to complete or </h3><h3>break the circuit </h3>
<h3>lf the switch is "ON" then the current flows through the circuit and when the switch is "OFF " then the current cannot flow through the circuit. </h3>
Explanation:
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64
-- the perfect square of 8
and
-- the perfect cube of 4
We can estimate the age of an open cluster of stars by examining (The turnoff point of the cluster)
Answer:
Smallpox has had a major impact on world history, not least because indigenous populations of regions where smallpox was non-native, such as the Americas and Australia, were rapidly decimated and weakened by smallpox. During the 18th century the disease killed an estimated 400,000 Europeans each year, including five reigning monarchs, and was responsible for a third of all blindness. After successful vaccination campaigns throughout the 19th and 20th centuries, the WHO certified the global eradication of smallpox in December 1979. Smallpox is one of two infectious diseases to have been eradicated.
Explanation:
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