A student uses the right-hand rule as shown.
What is the direction of the magnetic field in front of the
wire closest to the student?
up
right
down
left

Every weekday, mr. jones bikes from his home to his job. sometimes he rides along two roads, the long route that is shown by the solid lines. other times, he takes the shortcut shown by the dashed line. how many fewer kilometers does mr. jones bike when he takes the shortcut instead of the long route?