Why is solar energy becoming more common for household electricity use? Select one:
O a. chemical storage batteries are dangerous
O b. becoming less expensive
C. becoming more expensive
d. solar cells are smaller today than in the past

Herbivores, carnivores, and omnivores are all types a. decomposers b. producers c. consumers d. biomes

A26 cm object is 18 cm in front of a plane mirror. a ray of light strikes the object and is reflected off the mirror at a 42-degree angle. what is the angle of reflection? degrees what type of image is formed? what is the size of the image? cm

On a day when the barometer reads 75.23 cm, a reaction vessel holds 250 ml of ideal gas at 20 celsius. an oil manometer ( ρ= 810 kg/m^3) reads the pressure in the vessel to be 41 cm of oil and below atmospheric pressure. what volume will the gas occupy under s.t.p.?