Ms. bristol measured the mass of a closed beaker containing several ice cubes. the mass was 100 g. an hour later, after the ice cubes had melted, ms. bristol measured the mass of the beaker again. what was the mass of the beaker the second time?

Which of the following is an example of how telecommunication devices people do their jobs? a.) a security guard checks the time using a digital watch. b.) a banker does some quick math using a solar calculator. c.) a nurse uses a digital thermometer to take a patient’s temperature. d.) a construction worker reports in to his office using a cell phone.