An industrial water shutoff valve is designed to operate with 10 lb of effort force on the handle. The valve will encounter 150 lb of resistance force applied to a 3 in. diameter axle. What is the required actual mechanical advantage (AMA) of the system?

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 segments of dna that code for a particular trait. a combination of dna and proteins make up what

Can anybody me with this? ? (picture included.)