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alekssr [168]
4 years ago
9

Heat transfer that doesn’t need a medium? A) Radiation B)Convection C)Conduction

Physics
2 answers:
Degger [83]4 years ago
8 0
Radiation is a method of heat transfer through electromagnetic waves. This transfer does not require a medium in order for heat to be transferred.

The solution is A.
Rufina [12.5K]4 years ago
6 0
The correct answer is A  
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Dima020 [189]
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7 0
3 years ago
If a waves frequency is 4Hz, and its wavelength is 5 m, then what is its speed?
hammer [34]

Answer:

speed = 20 m/s

Explanation:

speed = frequency * wavelength

speed = 4 * 5

speed = 20 m/s

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3 years ago
Find the net force exerted on a<br> 0.15-kg ball that has an acceleration of 20 m/s2.
lapo4ka [179]
An example of a law being implemented by bureaucratic agency is____
A. Congress passing legislation by major vote
B. OSHA deciding how hazardous substance should be stored
C. the USPS delivering mail throughout the country
D. A watchdog group blowing the whistle on government corruption
5 0
3 years ago
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A speeding car collides with a wall (attached to Earth). Consider the car-Earth system to be isolated. A loud sound is produced
sashaice [31]
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions here.

Below are the choices that can be found from other source:

<span>A. The total momentum of the system is conserved.
</span><span>B. The total momentum of the system is not conserved.
</span><span>C. The total momentum of the system is zero.
</span><span>D. The total momentum of the system is negative.
</span>
The answer is A. 
8 0
3 years ago
Read 2 more answers
Why is it important to have the international system of units?
Roman55 [17]
It is important to have the international system of units 'cause <span>it can be used by scientists everywhere around the world, and they will be able to understand each other with more accuracy.

In short, Your Answer would be Option D

Hope this helps!</span>
8 0
3 years ago
Read 2 more answers
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