Which of the following could be considered a scientific statement? A. Cookies are better than cake.
B. Nancy observed that butterflies prefer yellow flowers.
C. Yellow is an ugly color.
D. Chocolate is the best flavor ice cream.

Acertain radio station broadcasts radio waves that have a wavelength of 298cm what is its broadcast frequency?

6–48 bananas are to be cooled from 24 to 138c at a rate of 215 kg/h by a refrigeration system. the power input to the refrigerator is 1.4 kw. determine the rate of cooling, in kj/ min, and the cop of the refrigerator. the specific heat of banana above freezing is 3.35 kj/kg·8c.

What is the freezing point of radiator fluid that is 50% antifreeze by mass? kf for water is 1.86 ∘c/m.