If the velocity of a moving car increases from 9.0 m/s to 25.0 m/s in the span of 5 seconds, what is the average acceleration during this time period, in m/s2

A bicycle and a train are taveling at the same speed, who has the most kinetic energy?

4. Explain the doppler effect. Be sure to talk about how the wave changes, the perceived change hear by a person that an emitted sound is moving towards, and the perceived change hear by a person that an emitted sound is moving away from. 5.

During a volleyball serve, the ball leaves the hand with an initial velocity of 10 m/s angled 41 degrees from the horizontal. What are the horizontal and vertical velocities of the ball?

Light traveling in a medium of index of refraction n1 is incident on another medium having an index of refraction n2.

What causes a regular reflection? A. Light waves strike a rough, uneven surface at a 45 degree angle and are reflected back at a 90 degree angle. B. Parallel light waves strike a smooth, polished surface and reflect back in the same direction. C.

The gravitational potential has a zero value gravitational field in the same place is? Maximum or null indeterminate

In four-seater countries, temperature drops below 0 ° C during peak winter. Why only the frozen surface of the water instead of the whole river and the lake freezes?

Which type of circuit is more useful and why

how much current is in a circuit that includes a 9-volt battery and a bulb with a resistance of 3 ohms?

Which must be present in order to call study scientific