What is the direction of the force for a
positive charge moving to the left with a
magnetic field in the upward direction?
out of the screen
e into the screen
upward
downward

Athermometer is removed from a room where the temperature is 70° f and is taken outside, where the air temperature is 10° f. after one-half minute the thermometer reads 60° f. what is the reading of the thermometer at t = 1 min? (round your answer to two decimal places.) ° f how long will it take for the thermometer to reach 30° f? (round your answer to two decimal places.)

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

How does an observation about an object differ from an inference about that object