A straight 3.00 mm wire carries a typical household current of 1.50 A (in one direction) at a location where the earth's magnetic field is 0.550 gaussgauss from south to north. Find the magnitude and direction of the force that our planet’s magnetic field exerts on this wire if it is oriented so that the current in it is running.

a. from west to east,
b. vertically upward,
c. from north to south.
d. Is the magnetic force ever large enough to cause significant effects under normal household conditions?

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?

Preciso de ajuda na parte de termometria e tenho prova amanhã ajuda ae prf

What surface does the epithelial tissue cover? a. the surface of the body b. lines internal organs c. forms many glands d. all of the above