The following phrases describe how light is produced by a light bulb. Drag the phrases into the correct order. 1.electrons move into the excited state
2.electrons are in the ground state
3.electrons fall back to ground state and release light
4.the light switch is turned on, allowing the electrical energy to the bulb

Which feature do highland climates have that lower elevation areas do not?

What are transitions between a liquid and gas called? identify which way they are transitioning

Why is the bond angle in a water molecule less than the bond angle of methane? a. the central oxygen atom in water has two lone pairs of electrons, whereas the central carbon atom in methane has no lone pairs. b. the central hydrogen atom in water has one lone pair of electrons, whereas the central carbon atom in methane has two lone pairs. c. the central oxygen atom in water has four lone pairs of electrons, whereas the central carbon atom in methane has only one lone pair. d. the central oxygen atom exerts more repulsive force on surrounding atoms than the central carbon atom in methane does. reset next