Conventional current-

a. is the direction an electron would move in
an electric field.

b. is from + to -

c. is from - to +

d. both a and c

In a good thermo flask the main cause of heat loss is

The mass of a bowling ball is 10 kg and the mass of a ping pong ball is 0.015 kg. if the two objects are 5 meters apart, what is the gravitational force ?

Sodium chloride, nacl, is formed when a sodium atom transfers its electron to a chlorine atom. the difference in charge between the two atoms creates a(n) attraction that bonds them together.