What is one Earth day, 1 Moon month, and 1 Earth Year.

Why are people not able to scuba dive in the deep part of the ocean

This statement about matter and its behavior is best classified as a

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