Okay for science Amplify they ask us How is Earth’s outer layer different from a cracked hard-boiled egg? I know that Earth and a Egg both have a Thin brittle /fragile shell .Earth's crust is broken into pieces .The mantle Of earths is like the egg white. Earths core or center lies in the middle like egg yolk is in the middle of the egg. But how is it different i mean isn't that explaining how only hard boiled eggs is same to Earth?

Two students are working together on an experiment that measures the effect of different liquid fertilizers on the thickness of plants’ stems. which is most likely to result in the greatest amount of error in their scientific experiment? a.one student measures the plant stem widths by using calipers. the other student measures the widths of the same plant stems again by using a different pair of calipers. b.one student measures the plant stem widths by using calipers. the other student types the measurements as they are taken into a computer spreadsheet. c.one student weighs liquids for the experiment by using a calibrated scale. the other student weighs liquids for the experiment by using a different calibrated scale.

The bacteria inside a tube worm would be analogous to what organism in the ocean ecosystem near the waters surface? a. photosynthetic algae b. shrimp c. clown fish d. parasitic lamprey

What problem would a person most likely have if her kidney did not work correctly?