Aplant uses the energy from sunlight to create oxygen and glucose from carbon dioxide and water which statement is true about the changes that have occured

During witch period did energy use increase exponentially

Give an example in which the electrical energy changes to light energy

Aphoton is absorbed by an electron that is in the n = 3 state of a hydrogen atom, causing the hydrogen atom to become ionized. very far away from the nucleus, the released electron has a velocity of 750,000 m/s. what was the wavelength of the absorbed photon?