Answer:
R&B Music came into prominence in the late 1940s with Cab Calloway, The Harlem Hamfats, Count Basie, Louis Jordan and others. "The term Rhythm & Blues" (R&B) was first coined in 1948 by music journalist turned record producer Jerry Wexler.
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Answer:
1. True.
2. False.
Explanation:
In Science, energy can be defined as the ability of an object or body to do work. The various forms of energy are solar energy, electrical energy, chemical energy, thermal energy, wind energy, nuclear energy etc.
The Law of Conservation of Energy states that energy cannot be destroyed but can only be transformed or converted from one form to another.
An electromagnet can be defined as a soft metal core such as iron that is surrounded by a coil of wire and is magnetized through the passage of an electric current.
The energy conversion or transformation forms in an electromagnet is described below;
1. True: The energy transformation in an electromagnet is from chemical to electrical to electromagnetic waves.
2. False: The energy transformation in an electromagnet is mechanical energy to electrical energy to chemical energy. Actually, it is from chemical energy to electrical energy and lastly electromagnetic energy (mechanical).
True
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