If bore =k/2 and stroke = h, simplify the expression, d, in terms of k and h for 8 cylinders.

Did the universe cool off or get hotter as it expanded after the 'big bang"?

Need will give 100 ! in no less than one hundred fifty words, explain why it is important for engineers to sketch designs and use them to clarify their designs to other people, giving at least three reasons.

Rick is on a bicycle trip. every 4 days he bikes 230 km. if rick keeps this same pace for 16 days, how many kilometers will he bike?