Atoms are able to bond together by the loss, gain or sharing of which sub-atomic particle? a) protons b) neutrons c) valance electrons (outer most)

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

The united states produces an average of 429 billion pounds of food annually. about 133 billion pounds of that food ends up as waste.the percentage of food that the united states wastes each year is %.

Which units ate used to measure both velocity and speed? check all that apply