Energy conversion is when energy is a. distributed from one place to another b. changed from one type of energy to another c. stored to be used later d. created from nothing

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 similarities and differences of reflection, refraction, diffraction and absorption?

Who was the first scientist to measure speed as distance over time?