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mario62 [17]
3 years ago
7

What are the disadvantages and advantages for electromagnetic spectrum​

Physics
1 answer:
Basile [38]3 years ago
3 0

Answer:

Advantages: In small quantities they help your body produce vitamin D.

Disadvantages: They can cause sunburn or even skin cancer if used in large quantities.

Explanation:

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B.Bark of a willow tree
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a car going 22 m/s accelerates to pass a truck. Five seconds later the car is going 35 m/s. Calculate the acceleration of the ca
Maksim231197 [3]
Using the formula

a\: = \frac{v - u}{t}

a = \frac{35 m/s \: - \: 22 m/s}{5s}

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5 0
3 years ago
The direction of the buoyant force on an object placed in fluid is
NemiM [27]
An upwards direction
5 0
3 years ago
A baseball fan is 150.0 m from the home plate. how much time elapses between the instant the fan sees the batter hit the ball an
Artyom0805 [142]

Approximately 0.4373 seconds

Speed of sound at 20 degree C is roughly 343 meters/second

Speed of light = 3x10^8 or 300,000,000 meters/second

at 150.0 feet away you set it up as:

150.0/343 - 150/3x10^8

150.0/343 = 0.43731778

150/3x10^8 = 5x10^-7 or 0.0000005

Subtract 0.43731778 - 0.0000005

Answer is 0.43731728

Rounding would be approx. 0.4373

7 0
3 years ago
How does the electrical force relate to the charge of an object?
Akimi4 [234]

Answer:

The electrical force is directly proportional to the charge

Explanation:

The electrical force between two object is directly proportional to the net charge on each object and inversely proportional to the square of the distance between them

6 0
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