A forecaster studying the climate of an area would find which of the following most helpful? A. average yearly precipitation

B. today's barometric pressure

C. temperature changes in one month

D. how often natural disasters occur

Arollercoaster car at the top of a hill has potential energy kinetic energy chemical energy light energy

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

Why is the structure of molecule important to its function?