Chemical reactions happen around us all the time; whether we're cooking or cleaning or digesting our food! With these chemistry projects, you'll be able to experiment with color-changing chemicals, test the nutrients of different food substances, grow crystals, make invisible ink, and much more.
demagogue (plural demagogues) (pejorative) A political orator or leader who gains favor by pandering to or exciting the passions and prejudices of the audience rather than by using rational argument. quotations â¼ 1938, Aristophanes, The Knights, 424 BC, tr.
Deterioration of intellectual faculties, such as memory, concentration, and judgment, resulting from an organic disease or a disorder of the brain. It is sometimes accompanied by emotional disturbance and personality changes. [Latin. , madness, from. , senseless; see dement .]. deÂ·menâ²tial adj. (dÉªËmÉnÊÉ; -ÊÉªÉ).