Mechanical waves are classified according to a. their size. b. their shape. c. how they move. d. their source. select the best answer from the choices provided a b c d

Asmall metal bar, whose initial temperature was 10° c, is dropped into a large container of boiling water. how long will it take the bar to reach 70° c if it is known that its temperature increases 2° during the first second? (the boiling temperature for water is 100° c. round your answer to one decimal place.) sec how long will it take the bar to reach 98° c? (round your answer to one decimal place.)

How have the competing explanations' experiments on atoms affected the development of the atomic model?

Zeros that follow non-zeros numbers and are also to the right of a decimal point are significant