thats how it works and thanks for points
Answer:
According to your question although I think an object undergoing uniform circular motion is moving with a constant speed. Nevertheless, it is accelerating due to its change in direction. The direction of the acceleration is inwards,therefore a force perpendicular to an objects velocity change the direction of the velocity but not its magnitude.
Answer:
I think the answer is B. amount of energy present but I'm not 100% sure
Explanation:
The heat capacity and the specific heat
Answer:
42.87
Explanation:
Google
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420/9.8 which equals 42.87.