<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:
<h3>I hope it helps ❤❤❤❤</h3>
90.00 - 0.026 = 89.974.
Hope this helps.
Answer:
The current world population is 7.8 billion as of January 2020.