7. in which environment would well-sorted sediment be present
a. in beach sand deposited by waves
b. in a small mound formed by a rockfall
c. in sediment left behind after a glacier melts

What must students do with the 10 gird-ins on the math section of the psat

Tortoise shells and snail shells are similar in function: they protect the organism from predators. based on a comparison of the organisms in the images, what can you conclude? 1. tortoises and snails have homologous organs, and they’re evolutionarily related. 2. tortoises and snails have homologous organs, and they belong to same species. 3. tortoises and snails have analogous organs, and they belong to the same species. 4. tortoises and snails have analogous organs, and they don’t belong to the same species. 5. tortoises and snails have analogous organs, and they aren’t evolutionarily related.

What is 7/81 as a percentage? round your answer to the nearest tenth of a percent.