Which of the following elements has properties different than the rest? a. ac b. co c. cu d. sc

What happens when the vapor pressure of a liquid is equal to the external pressure?

You are your friend move a new refrigerator into his kitchen. you apply a horizontal force of 252 n in the negative x direction to try and move the 56 kg refrigerator. the coefficient of static friction is 0.61. (a) how much static frictional force does the floor exert on the refrigerator? give both magnitude (in n) and direction. magnitude n direction (b) what maximum force (in n) do you need to apply before the refrigerator starts to move?

Based upon what you have learned in this lesson, write an essay of no less than 200 words on health behaviors, risk factors, and prevention of coronary artery disease (cad) through exercise.