Based on the arrows, what does the image represent?

Air masses are barely moving.

Air masses are colliding with each other.

Jet streams are forming in the upper atmosphere.

Weather conditions are remaining steady and unchanged.

What kind of seafood would you expect to have the highest levels of mercury and why? kelp, because they use the sun to photosynthesize on the bottom trophic level. oysters, because they filter feed on plankton on a lower trophic level. small fish, because they eat plankton on a higher trophic level. sharks, because they feed on organisms on a higher trophic level.

Which is the correct formula for photosynthesis

Which of the following types of stars are dim but can have high surface temperatures? giants main sequence stars supergiants dwarfs