1) why does the rotation of earth require people to establish time zones? 2) what is a leap year, and what purpose does it serve? 3) what line on earth's surface marks where the date changes?

How will you manage your time to accomplish the necessary tasks both on the job and at home?

50 points! which of the following is an inference? a burning candle is extinguished when it is covered with a jar. the candle burns longer than expected in a jar that has a plant in it. a plant lives longer than expected in a jar that has a burning candle. there is more oxygen in the jar because there is a plant in it.

Find the mass of the cone using the triple beam balance. a. 543.0 g b. 542.0 g c. 504.28 g d. 502.8 g select the best answer from the choices provided a b c d