Which of the following has greater kinetic energy? (a).A 10 g meteor hurtling (Moving at greater speed) through the Earth’s atmosphere at 5.0 km s−1. (b).A 65 kg jogger running at 5.0 m s−1.
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Awave with a frequency of 500 hz is traveling at a speed of 100 m/s.what is the wavelength?

Why do different substances have diffrent properties

Which of the following is a true statement about the acceleration ~a of the pendulum bob ~a is equal to the acceleration due to gravity. ~a is perpendicular to the bob’s trajectory. ~a is equal to the instantaneous rate of change in velocity. ~a is tangent to the bob’s trajectory.