Discuss how the kelvin temperature scale is related to amontons’ law and how, even though most gases can’t exist below 150°k, scientist were able to establish 0°k

this allows people to make the best decision or pursue the best option. when alternatives are weighed using their advantages and disadvantages, the option whose disadvantages outweigh the advantages (based on a qualitative or quantitative analysis) are shunned while those whose advantages outweigh their disadvantages are pursued.  

b. lifting dumbbell weight at 20-degree angle from the body after a 45-degree angle

so easy. just google the electromagnetic waves and it’ll pop up.