All of the following show a periodic pattern except

a. the dog ate everyone of his play toys
b. the lawn is mowed every thursday
c. their are 12 months in ayear
d. their are 60 seconds in a minuite

Which stage of the cell cycle usually takes the longest?

6. what does the symbol ah stand for? o one calorie given off by a reaction the specific heat of a substance the heat capacity of a substance the heat of reaction for a chemical reaction

Before it was launched, a helium-filled balloon had a pressure of 201 kpa at a temperature of 27°c. at an altitude of 15,000 m, the pressure had decreased to 2.5 kpa and the temperature had dropped to -14 °c. the volume of the balloon increased to 59.3 m3. what is the original volume of the balloon? 13 m3 0.85 m3 0.077 m3 1.17 m3