Which descriptions of evolution are accurate? select three options a. it occurs within an individuals life time.
b. it occurs over many generations.
c. it applies to n entire population
d. it happends at a genetic level

Which of the following explains why it took so long for the public to accept the negative health effects of smoking? a)people were waiting for counter reasons, and those were presented.b)scientists had not completely finalized their results, which took 30 years.c)cigarettes were cheaply available and media channels were very inefficient.d)cigarette manufacturers were trying hard to bring an alternative into the market

What is created when solids,liquids,an gases mix with one another

If it takes a planet 2.8 x 10^8 s to orbit a star with a mass of 6.2 x 10^30 kg what is the average distance between the planet and the star