How can velocity be used to calculate for an unknown distance? (logically)

True or false when elements combine to form a mixture, the resulting chemical properties may be very different from those of the elements that make it.

In a good thermo flask the main cause of heat loss is

Consider the following position function. find (a) the velocity and the speed of the object and (b) the acceleration of the object. bold r left parenthesis t right parenthesisr(t)equals=left angle 6 t superscript 4 baseline comma 2 t cubed right angle6t4,2t3 for tgreater than or equals≥0