A duck is swimming down a river and passes a slow‑moving log. If the duck is moving 2. 50 times faster than the log, but the log has 3. 75 times the kinetic energy of the duck, what is the ratio of the log's mass to the duck's mass?

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 is the relationship between ozone and smog?

Element with 3protons and 5neutrons