En Joan es troba a 200 m de casa seva i se n’allunya a una velocitat de 4 km/h. Prenent com a punt de referencia casa seva , determina :
a) La seva posició inicial
b) La seva posició després de 2 minuts
c) El temps que tarda a arribar a la posición de 500m

How many times did thomas edison mess up the light bulb

In a heat engine if 1000 j of heat enters the system and the piston does 500j of work, what is the final internal energy of the system if the inital energy was 2000 j1.write the equation2.list out your known variables 3. plug the numbers into the equations4.solve 5.write your solution statement that includes initial energy and final energy added.

Awave that is traveling fast can be said to have a high a. frequency b. speed c. wavelength d. amplitude e. period f. none of these