Answer is B, it can be positive or negative, as long as it has a charge.
<span>Weight is directly proportional to mass.</span>
The tilt of the earth on its axis causes the seasons.
Answer:
t = 25.5 min
Explanation:
To know how many minutes does Richard save, you first calculate the time that Richard takes with both velocities v1 = 65mph and v2 = 80mph.

Next, you calculate the difference between both times t1 and t2:

This is the time that Richard saves when he drives with a speed of 80mph. Finally, you convert the result to minutes:

hence, Richard saves 25.5 min (25 min and 30 s) when he drives with a speed of 80mph
The external auditory meatus, or ear canal, funnels sound to the eardrum. It is part of the outer ear.