That they travel in a vacuum. All other waves require a medium in which they wave.
Answer:
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Explanation:
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Answer:
Explanation:
The magnitude of the electric force on this charged particle A depends upon the following
5. the distance between the point charge Q and the charged particle A
8. the amount of the charge on the point charge Q
9. the magnitude of charge on the charged particle A
Physical is when something is changed by not changeing its compond like if u melt an ice cube its still that same material and was not changed by something else and and chemical change is when something is changed my acids or changes completly like rusting iron or acid rain and burning stuff
