Which of these is an example of a conclusion?
add different kinds of soil to three potted plants.
beach erosion increased during the last winter storm.
temperature changes may be due to wind patterns.
wonder why some layers of rocks contain fossils.

Which of the following is a main difference in cell structure between an onion cell and a human cheek cell? a. an onion cell contains one nucleus, whereas a human cheek cell contains two nuclei. b. an onion cell has a cell wall. c. a human cheek cell contains chloroplasts. d. there is no difference between an onion cell and a human cheek cell. you for your.

In 2001, records showed that local stocks of fish were down worldwide. yet, records of harvests indicated that fish were being taken at records rates. what was actually happening?

This is collection of data made by comparing objects in standard units. in science, the units are metric.