S Forms of electoral malpractices

What component of earth’s atmosphere exists entirely as a result of photosynthesis?

Amass weighing 24 pounds, attached to the end of a spring, stretches it 4 inches. initially, the mass is released from rest from a point 8 inches below the equilibrium position. find the equation of motion. (use g = 32 ft/s2 for the acceleration due to gravity.)

If you put a helium-filled balloon in the refrigerator, what will happen?