How old was martin king when he died

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.

Anika asks eva to roll a basketball and then a bowling ball to her. which requires more force to roll, and why?

What is the name of the perceived change in a sound wave’s frequency due to motion between the observer and the sound source?