Object A has a positive charge of 3.0 x 10-6 C. Object B has a positive charge of 9.0 x 10-6 C. If the distance between A
and B is 0.015 m, what is the force on A?

laticia draws the diagram below to show earth’s magnetic field.

answer

the arrows to the right of earth should point up.

the total distance that martina travels that day is

(distance from home to mom's office) plus (distance from mom's office to school)

plus (distance from school to library) plus (distance from library to friend's house)

plus (distance from friend's house to martina's house).

(we don't know what any of these distance actually is.)

find the surface area of the sphere to the nearest square unit. use a calculator.

a. 254 in.2

b. 64 in.2

c. 127 in.2

d. 1,018 in.2