This represents the source of research ideas called classroom lecture.
There are several sources which can inspire and help someone to develop a research question. Some of them are theory, everyday occurrence, serendipity and past research. In this case, Whitney was taught about the bystander effect in her social psychology course and she was inspired to undertake an undergraduate research project on this subject.
Answer:
A.
Explanation:
Without knowing the writer, I will assume they are anti-immigrant.
The water level in the reservoir of an ice machine is maintained at the correct level of a float switch.
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What is a float switch?</h3>
- A level sensor of the kind used to measure the liquid level in a tank is a float switch.
- The switch can operate a pump, serve as an alert or indicator, or regulate other equipment.
- A float that elevates a rod to activate a microswitch is another typical form.
- A float holding a magnet surrounds and is steered by a reed switch set in a tube in one pattern.
- The float closes the reed switch by raising the magnet to it. One component can accommodate multiple reeds installed in the tube for various level indications.
Know more about float switch with the help of the given link:
brainly.com/question/27881630
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True because Physical changes alter only the size, shape, form or matter state of a material. Water boiling, melting ice, tearing paper, freezing water and crushing a can are all examples of physical changes. On the other hand, chemical changes are a bit different. In a chemical change, a new substance is formed.