What information can astronomers collect about objects in space by looking at their spectral patterns? (Select all that apply - 4) temperature
exact location in the galaxy
O year of creation
O mass
direction of motion
year of extinction
chemical composition
how bright they are

Which statements describe the movement of ocean currents around the globe? check all that apply. strong winds force warm water to sink to the ocean floor. the coriolis effect causes warm and cold water to mix. cool dense water sinks to the ocean floor. warm water replaces cool surface water. wind blowing parallel to the shore causes upwelling of cool water.

Suppose a comet has an orbital period of 309.1 years around the sun. what is it’s average distance from the sun?

Acar travels 40m in 8 seconds find the car speed