Suppose that you fill an ice-cube tray with water from the sink and put the tray in the freezer. The water’s temperature decreases because .
a. Cool air in the freezer flows to the water
b. Thermal energy flows out of the water into the air in the freezer
c. water evaporates then moves into the air in the freezer
d. the water contracts at a lower temperature

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The field lines around one end of a bar magnet are shown below based on the diagram, what can you conclude about the pole of the magnet? a. is a south pole because the field hnes spread out from this end b. a north pole because the field lines spread out from this end c. a nouth pole because the field lines enter the magnet at this end d. is a north pole because the field lines enter the magnet at this end

Aboat travels at 15 m/s in a direction 45° east of north. the boat then turns and travels at 18 m/s in a direction 5° north of east. what is the magnitude of the boat's resultant velocity? round your answer to the nearest whole number. /s what is the direction of the boat's resultant velocity? round your answer to the nearest whole degree. ° north of east