is the process in which light energy is transformed into food energy. A. life B. photosynthesis C. abiotic D. biotic

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

What are some natural measures of time

How can a mixture of salt water be separated into salt and water