Which of the following is not a way to prevent injuries? A. Performing Warm-up Prior to physical activity
B. Pay attention to your body
C. Wear dark non-reflective clothing when walking or jogging at night
D. Face on coming traffic when walking on a busy street

Explain what happens at the saturation point when adding salt to water at room temperature.

Aspring has a natural length of 8 m. if a 12-n force is required to keep it stretched to a length of 10 m, how much work w is required to stretch it from 8 m to 16 m? (round your answer to two decimal places.)

Abag of potato chips contains 2.00 l of air when it is sealed at sea level at a pressure of 1.00 atm and a temperature of 20.0 deg c. what will be the volume of the air in the bag if you take it with you, still sealed, to the mountains where the temperature is 7.00 deg c and atmospheric pressure is 70.0 kpa? assume that the bag behaves like a balloon and that the air in the bag is in thermal equilibrium with the outside air.