What can be used to determine if two rock layers were deposited at the same time? a) trace fossils b) body fossils c) index fossils d) imprint fossils i picked a, is it right?

What do animals wth echolocation have in common other than echolocation

Twind is considered to be an abiotic factor because it.?

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 !