1. What does a negative value mean? Can distance be negative? Explain.

Which of the following would not be taken into consideration when describing the quality of a sound

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.)

Why does a collision with an airbag cause less damage than a collision with a steering wheel