What type of energy is used by your body when you eat food?

Which lists the pairs of plates in order from least to greatest in terms of the work done to move the electron?

If you put a helium-filled balloon in the refrigerator, what will happen?

Why does the equilibrium position of the spring change when a mass is added to the spring? will the mass oscillate around the new equilibrium position of the spring or the previous position without a mass attached to the spring? if the equilibrium position of the spring changes by 20 cm (assuming no initial mass) when a mass is added to the spring with constant 4.9 kg/s^2, what is the mass of the object attached to the spring?