An insulated lunch bag keeps food warm by
a) increasing the thermal energy of the lunch bag.
b) increasing the thermal energy of the food.
c) slowing the transfer of thermal energy from the air outside the bag to the food inside the bag.
d) slowing the transfer of thermal energy from the food inside the bag to the air outside the bag.

Any color picture tube and electric field exerts a net force of magnitude 1.68x 10^-13 n on an electron the rest mass of an electron is 9.11 x 10^-13 what is the electron acceleration?

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

What causes the development of most clouds and precipitation in the atmosphere?