A roller coaster reaches the top of the steepest hill with a speed of 6.6 km/h. It then descends the
hill, which is at an average angle of 37° and is
38.0 m long
v
Part A
What will its speed be when it reaches the bottom? Assume uk = 0.18

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

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.

Which is not true about oxygen-17 and oxygen-18?