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jek_recluse [69]
3 years ago
5

If the frequency of an electromagnetic wave is too high or too low. A) It cannot be seen. B) It is no longer a wave. C) It is no

longer an electromagnetic wave. D) It becomes a sound wave
Physics
1 answer:
CaHeK987 [17]3 years ago
7 0
If the frequency of an electromagnetic wave is too high or too low : C. It is no longer an electromagnetic wave
If the frequency is too high or too low,  the skin depth pf the electromagnetic wave will not be comparable to the plasma length

hope this helps
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If a bouncing ball has a total energy of 20 J and a kinetic energy of 5 J, the ball’s potential energy is
navik [9.2K]

Answer:

15 and Increasing

Explanation:

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Have a wonderful day and many more to come

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2 years ago
A car is driving at 30 m/s it has a mass of 1800 kg what is the cars momentum?
Ostrovityanka [42]

Answer:

Explanation:

Momentum is a concept and is defined as,

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So to calculate the momentum of the car

momentum of the car = mass of the car × velocity of the car

So we get,

momentum of the car = 1800 × 30

= 54000 Ns

5 0
3 years ago
Read 2 more answers
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Fofino [41]
The combined-gas law relates which temperature, pressure and volume.

Temperature=T
Pressure=P
Volume=V

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3 years ago
What is the acceleration of a car going 50 mph that slows down to rest over 10 seconds?
VladimirAG [237]

Answer:

If the velocity is constant, then there is no acceleration. That is, the value of the acceleration is 0.

Explanation:

6 0
3 years ago
How to not get heart attacks ? And what is some plans/list for a healthy diet ?
Mamont248 [21]

Answer:

hey there

( i )we have to Choose good nutrition. A healthy diet is one of the best weapons you have to fight cardiovascular disease. and should be physically active and stop smoking if you do these are some

life style changes though which can prevent heart attacks

( ii )An healthy diet for heart

lots of fruits and vegetables.

nuts, beans, and legumes.

whole grains.

plant-based oils, such as olive oil.

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Explanation:

Hope it helps you

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