A bullet traveling horizontally at a speed of 370 m/s hits a board perpendicular to its surface, passes
through and emerges on the other side at a speed of
190 m/s.
Part A
If the board is 3.80 cm thick, how long does the bullet take to pass through it?

In a heat engine if 1000 j of heat enters the system the piston does 500 j of work, what is the final internal energy of the system if the initial energy was 2000 j? 1. write the equation 2.list out your known variables 3.plug the numbers into the equations 4.solve 5.write your solution statement that includes initial energy and final

What is the measure of how much matter is in an object and that can be measured using a balance? a. height b. volume c. weight d. mass

This is a form of winter precipitation. it is frozen precipitation falling as ice pellets. snowflakes melt into raindrops as they pass through a thin layer of warmer air. the raindrops then refreeze into particles of ice when they fall into a layer of sub-freezing air near the surface of the earth. this precipitation is called a) hail. b) rain. c) sleet. d) snow.