One problem with wind energy as a major source of electricity is a. it is nonrenewable b. it causes major air pollution c. it does not work at night d. the expense of large tracts of land in populated areas.

Aresearcher has developed two stains for use with seed plants. one stains sporophyte tissue blue; the other stains gametophyte tissue red. if the researcher exposes pollen grains to both stains, and then rinses away the excess stain, what should occur? a) the pollen grains will be pure red.b) the pollen grains will be pure blue.c) the pollen grains will have red interiors and blue exteriors.d) the pollen grains will have blue interiors and red exteriors.

Why did rutherford say that bombarding atoms with particles was like "playing with marbles" what

Nh3 +02-no + h20 is unbalanced what is the balanced equation