What does the term "climate change" refer to?

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals

What is the equation fort the alkaline zinc/manganese dioxide cell. a) anode b)cathode c)overall equations.

Which of the following statements is true? an atom consists of protons, electrons, and neutrons. an atom consists of protons and neutrons. an atom consists of electrons bonded to one another. an atom consists of protons bonded to one another.