After an average acceleration of 3.33 m/s2 during 2.89 s , a car reaches a velocity of 16.9 m/s . Find the car's initial velocity.

What type of nuclear decay causes the atomic number of an element to increase by 1?

If a simple machine reduces the strength of a force, what must be increased?

A10 kg box initially at rest is pulled 18 meters across a horizontal, frictionless surface by a 40 n force. what is the block’s final velocity over the 18 meters?