Elliot wants to compare the density of four objects to the density of water. Elliot knows that if an object sinks in water, it has a higher density than water and that if an object floats in water, it has a lower density than water.

Which part of a feedback mechanism is able to monitor the conditions outside of cells and usually uses nerve cells to relay this information to an intergrating center

Which statement correctly identifies the scientific question and describes why the question is scientific? question 1 refers to the supernatural. question 2 reflects a moral or social value. question 3 refers to something that can be measured. question 4 reflects a question that can’t be observed.

How can one make a supersaturated solution? (apex)