Which of the following can be used to determine the composition of a star?

a. blackbody spectrum

b. the star’s magnetic
field

c. line spectra

d. light from sunspots

Which process is involved in growing crops? irrigation transportation recreation condensation

Which sequence correctly shows the path of carbon dioxide during repiration?

The is an estimate of the fewest number of organisms a population needs to avoid extinction. this measurement will most if the number of offspring each female in the population produces increases. if the population's this measurement will most likely increase. 1 population density, minimum viable population, carrying capacity 2 decrease, be unaffected, increase 3 death rate increase, dead rate decrease