Which of the following is not elastic? a. a baseball b. a spring c. a rubber band d. a shoelace

If we compare and contrast electromagnetic waves with sound waves, all but one statement is true. that is a) sound waves require a medium to travel while electromagnetic waves do not. b) electromagnetic waves can travel through the vacuum of space while sound waves cannot. c) electromagnetic waves must have a medium in which to travel, but sound waves can travel anywhere. eliminate d) sound waves must bounce off of matter in order to travel while electromagnetic waves do not require matter to be present.

Answer asap need it by wednesday morning calculate the ph of 0.02m hcl best answer will be brainliest

Convert the temperature of dry ice, –77 ∞c, into degrees fahrenheit and kelvin.