2.

nancy performed an experiment to see how the properties of water changed when it was in different states. nancy discovered that the density of water decreases when it is frozen.

which of the following investigative questions do these results most logically lead to?

what is the freezing point of water?

how much force can an ice crystal withstand before shattering?

does water make a better insulator or conductor of electricity?

how is the molecular arrangement of liquid water different from the molecular arrangement of solid water?

Populations of blue-winged warblers, a type of bird, migrate south in the winter and return to canadian breeding grounds in the spring. as global temperatures have increased due to climate change, spring has started arriving in the warbler's breeding grounds earlier in the year, before the warblers return. warblers now arrive at their breeding grounds too late to select ideal nesting sites and to feed on important early-spring food sources how are populations of blue-winged warblers most likely to be affected by the earlier arrival of spring? o a. populations will go extinct since the warblers will stop migrating to breeding grounds. b. populations will be unaffected since most species can quickly adapt to effects of climate change. c. populations will increase since warmer temperatures are generally beneficial to survival, d. populations will decline since individuals will be less likely to successfully reproduce, reset next

What occupation did muhammad have before the first revelation

Guard cells control which event? the growth of plants capture of solar energy gas exchange in leaves water absorption in roots