Answer:
The switch is used to <u>disconnect</u> or <u>connect</u> an electrical circuit. When the switch is on, the circuit is <u>complete</u>, and when the switch is <u>off</u>, the circuit is open. Electrical current exists in the circuit when it is closed, but when it is open, there is no <u>electrical</u> current in the circuit. The switch determines whether the circuit is open and closed.
Answer:
it has six significant figures
Hi! For the first question: this isn’t true. It can’t be done. Animals can’t evolve from other animals.
Answer:
<u>d. Volume</u>
Explanation:
<em>The milliliter is a metric unit used for measuring the capacity or volume of an object.</em>
Physical methods: reduce the temperature and pressure