What is attracted to the oxygen atom in a water molecule? a. A partially positive hydrogen atom in a second water molecule

b. A partially negative hydrogen atom in a second water molecule

c. A positive ion, such as Na+

d. Both a and c

Click an item in the list or group of pictures at the bottom of the problem and, holding the button down, drag it into the correct position in the answer box. release your mouse button when the item is place. if you change your mind, drag the item to the trashcan. click the trashcan to clear all your answers. label the following topographic map. click on a label below the map to select it, and then click on the appropriate box on the map to place the label. (increments for contour lines is 50 ft).

The diagram shows the layers of earth. convection currents in which region influence the movement of tectonic plates

Which description provides the best objective summary of the article in the passage?