The earth has a mass of 5.98x10^24. The sun has a mass 1.989 × 10^30 kg. If the center of the earth and the center of the sun are 1.5×10^11 m. What is the force of gravity between them?

Which lists the organs in the correct order as food passes from the mouth to anus?

In a set amount of time, a battery supplies 25j of energy to an electric circuit that includes two different loads. one of the loads produces 10 j of heat energy during this time interval. how much heat energy is produced by the second load in this time? explain your answer

Large electric fields in cell membranes cause ions to move through the cell wall. the field strength in a typical membrane is 1.0 x 10 7 n/c. what is the magnitude of the force on a calcium ion with charge +e? what is its acceleration? is it possible for a particle with the same charge as as calcium to have a different acceleration if placed at this location? what would change the acceleration: mass of the particle? diameter of the particle?