A proton, moving west, enters a magnetic field of a certain strength. Because of this magnetic field the proton curves upward. What is the direction of this magnetic field?
A) towards the west
B) towards the east
C) towards the south
D) towards the north
E) downward
Question 2
The temperature in a room is 77F. What is the corresponding temperature in the Celsius scale?
A) 81C
B) 77C
C) 43C
D) 25C
E) 18C