Can someone answer these please? Chris flies from new York to san Francisco(and back) each week. each flight covers 3,000 miles. how many weeks will it take Chris to travel 186,000 miles?

2. how many light years would Chris travel in 10 years of flying back and forth?

whoever answers these will get and free points

Chlorophyll is found in plant leaves and absorbs light from the sun to enable plants to perform photosynthesis. magnesium is an important component of chlorophyll. the concentration of magnesium ions is higher in the root-hair cells of plants than in the soil. which mechanism of ion uptake would best enable a plant to produce a steady supply of chlorophyll? osmosis diffusion passive transport active transport

Next pretest: evolution select the correct answer in a laboratory population of flies, the female flies are gray and the males are yellowish gray. biologists observed that all the male flies had an equal chance for reproduction, but the male flies with the brightest colors were more likely to successfully reproduce. what phenomenon could explain such a change? a sexual selection b. disruptive selection c. stabilizing selection d. directional selection

What type of competition exsist between two species. turtles and fish