Energy is lost when machines don’t work right

How can one distinguish breccia from conglomerate? a. breccia contains angular clasts and conglomerate contains rounded clasts. b. breccia contains rounded clasts and conglomerate contains angular clasts. c. different minerals cement breccia than cement conglomerate. d. breccia contains sand and conglomerate contains silt.

What are chlorofluorocarbons and what impact do they have on the atmosphere?

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is