The spectrum of a star that is observed on Earth changes depending on the relative velocity of the star and Earth. The dark vertical lines indicate
wavelengths that are absorbed by elements in the star.
Increase the velocity to 5 km/s and observe how the spectrum of the star
changes.

What pattern of migration do whales follow?

Diego conducted an experiment to find out what kind of ball bounces the highest when dropped from a five-foot platform. he used a golf ball, a tennis ball, and a soccer ball. he dropped each ball from the balcony once. diego recorded his observations after each drop. what can diego do to best improve the reliability of his results? a) drop each ball from the platform three more times b) record his observations in more than one unit c) write at least two scientific questions after the experiment is complete d) share his results with other people who have done similar experiments you for the !

What does the splanchnic nerve innervate?