Peanut and Butter are making waves in a pool. A wave with a height of 10 dm crashes into the side of the pool every four seconds. Each wave crest is 8
dm apart. Determine the WAVELENGTH. *
*

Aregular polygon has angkes of size 150° each.how many side has the polygon

Arod of some material 0.20 m long elongates 0.20 mm on heating from 21 to 120°c. determine the value of the linear coefficient of thermal expansion [in (degrees c)^-1] for this material.

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