Answer:
Mechanical waves are waves that require a medium. This means that they have to have some sort of matter to travel through. These waves travel when molecules in the medium collide with each other passing on energy. One example of a mechanical wave is sound.
Answer:
B = 0.75 T
Explanation:
As we know that the force on a moving charge in magnetic field is given by the formula

here we have

here we know that



now from above equation we have


you're so beautiful!
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Answer:
Explanation:
true because i depends (what market you go to) and how much the vegetable weighs
The answer will be letter B because after work people need some energy