How do the properties in the elements in the same column of the periodic table compare?

Describe how the motion of a spring being pushed forward and backward is similar to the motion of air particles in a sound wave.

Compare the maximum rate of heat transfer to the basal metabolic rate by converting a bmr of 88 kcal/hr into watts. what is the value? from this comparison you should see why the body can accommodate a modes amount of activity in hot weather but strenuous activity would increase the metabolic rate above the body's ability to remove heat [12].

Adrop of water of radius 0.01 m is falling through a medium whose density is 1.21 kg / m^3 and the coefficient of viscosity 1.85 x 10^-5nsm^3. find the terminal velocity of the drop, given that the density of water is 10^3 kg / m^3