A 0 .20kg spoed Base ball is thrown with 30m's Calculate it's wavelength

In numbering carbon atoms in the parent chain of a hydrocarbon, why would you number from right to left, rather than left to right

What produces wave a)sound b) heats c)transfer of energy d)vibrations

Which of the following is not an assumption that scientists must make about the natural world? a. regularity b. causality c. predictability d. plausibility