Select the correct answer.
the temperature in the upper atmosphere is -2°c, and the temperature on earth’s surface is 5°c. which type of weather is most likely in these conditions?
a.
freezing rain
b.
snow
c.
sleet
d.
rain
e.
drought

Two 2.0-cm-diameter disks face each other, 1.0 mm apart. they are charged to ±10 nc. what is the electric field strength between the disks? a proton is shot from the negative disk toward the positive disk. what launch speed must the proton have to just barely reach the positive disk?