A 1400kg car moving westward with a velocity of 15m/s collides with a utility pole and is brought to rest in 0.30sec. find the force exerted on the car during the collision.?

Does the mass of an object depend on its size

The mass of a regulation tennis ball is 57 g. The ball is in contact with the tennis racket for 30 ms. The ball was served at 73.14 m/s.

A ball with mass of 0.050 kg is dropped from a height of h1 = 1.5 m. It collides with the floor, then bounces up to a height of h2 = 1.0 m. The Collison takes 0.015 s. Use part e to Calculate impulse (J) ? Write the formula first.

If an object on a spring became four times as massive, how would that affect the period of its oscillation on the spring?

Acharged particle moving through a magnetic field at right angles to the field with a speed of 36.2 m/s experiences a magnetic force of 7.38x104 N.

Using your own words, what is Net Force? What general statement can you make about the relationship between net force and how fast an object changes it's speed?

Define valence electrons and identify the number of valence electrons in an element using periodic table.

What is the phenomenon thats occours when two waves (blank) while traveling along the same medium

The acceleration of an object increases by the force applied to it and decreases based on it's mass.

Expresa en terminos de la unidad fundamental