A train moving west with an initial velocity of 20m/s accelerates 4m/s2 for 10 seconds. during this time, the train moves a distance of

What has affected almost every aspect of modern sports? O A. technology OB. injuries OC. politics OD. weather

Suppose an object in freefall is dropped from a building it's starting velocity is 0m/s. Ignoring the facts of air resistance what is the speed (in m/s) of the object after falling three seconds?

What did Galileo invent from the lenses of his spectacles

The pitch that the average human can hear has a frequency of 20.0. If sound with this frequency travels through air with the speed of 331 m/s, what is its wavelength.

As a transverse wave travels through a medium, it displaces the particles perpendicular to the motion of the wave. vertically along the same plane as the wave. parallel to the direction of the wave motion.

The amount or the strength of force is called its

An airplane in flight has a pressure difference between the lower and upper wing surface; this provides an upward force that balances the weight of the plane.

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Why does momentum have a direction?

What is the difference between weight and mass?