Ascoop of baking soda is added to a beaker containing vinegar. the baking soda disappears and bubbles are observed. this is an example of a change.
a) chemical
b) ionic
c) phase
d) physical

Which of the following are energy solutions that release pollution into the air>

(amoeba sisters video recap: pedigrees and need

Alexa is preparing for a presentation by creating note cards identifying keywords that describe various features of each type of plate boundary. which words apply to all three of the convergent boundaries?