Two racecars are driving at constant speeds around a circular track. both cars are the same distance away from the center of the track, but car 2 is driving twice as fast as car 1. the acceleration of car 2 is ___________ the acceleration of car 1.
1 answer:
If the track has circumference c miles, then and the car's speeds are x and y mi/s, then since time = distance/speed,
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Answer:
12.5 m/s
Explanation:
a = Δv / Δt
2.5 m/s² = Δv / 5 s
Δv = 12.5 m/s
The answer is c. interest.
Age of dino: Mesozoic era
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a layer: Paleozoic
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Answer:
Iodine is element number 53. Iodine has 53 protons and 53 electrons (because it has no charge the number of protons equals the number of electrons). Iodine-131 has 131 protons and neutrons.
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