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luda_lava [24]
3 years ago
7

Who was the first to hypothesize that electron orbit a positively charged nucleus

Physics
1 answer:
Eva8 [605]3 years ago
6 0
I think the answer is ruthorford
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A block of metal is 3 cm on each side. It has a mass of 283.5 grams. What is the density of the metal.
Luden [163]
Density =  \frac{Mass}{Volume}
\\\rho=\frac{m}{V}
\\\\\rho=\frac{283.5}{3^3}
\\\\\rho=\frac{283.5}{27}
\\\\\rho = 10.5  g/cm^3

5 0
3 years ago
Why do fundamental needs form the foundation of Maslow’s hierarchy
GrogVix [38]

Answer:

After we satisfy our basic needs, they no longer serve as motivators and we can begin to satisfy higher-order needs. Maslow organized human needs into a pyramid that includes (from lowest-level to highest-level) physiological, safety, love/belonging, esteem, and self-actualization needs.

Explanation:

6 0
2 years ago
Technician A says that the accumulator is on the high-pressure side of the refrigerant system. Technician B says that the receiv
pychu [463]

Question:

The options are

a. Technician A only

b. Technician B only

c. Both A and B

d. Neither A nor B

Answer:

The correct option is

d. Neither A nor B

Explanation:

Here, we note that to locate the receiver/driers we look at the high-pressure side of refrigerant system normally around the tubes in between the expansion valve outlet and the condenser outlet and connected to the condenser.

While the accumulator can be found, attached to the evaporator outlet within the low pressure side of the refrigerant system.

Therefore, neither Technician A nor B is correct.

6 0
2 years ago
Two forces P and Q act on an object.<br>Which diagram shows the resultant of these two forces?​
denis-greek [22]
The Answer: diagram C
7 0
3 years ago
Identify which method of thermal energy transfer would be fastest through a vacuum, which would be fastest through a gas, and wh
Blizzard [7]

Answer:

vacuum-radiation

gas-convection

solid-conduction

Explanation:

6 0
2 years ago
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