Which of these is an example of an experiment?

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

Consider the diagram below, which represents components of the biosphere. what do the two arrows in the diagram most likely represent? a. radiation b. photosynthesis c. cellular respiration d. energy conversions will give to anyone who answers quickly

Which type of neuroglia is found outside of the brain?

The negative impacts of nonnative species generally outweigh the positive impacts