<font face="Arial">Watch the videos, and take notes</font><p><font face="Arial"><br></font></p><p><font face="Arial">playlist on alkaline metals, including an extra crash course video on Radium (at the end)</font></p><p><font face="Arial">https://www.youtube.com/watch?v=qy8JyQShZRA&amp;list=PLMy98cnAKXeOfibWgwphdP32Qe_OAAK4U&#160;<br></font></p><p><font face="Arial"><br></font></p><p><font face="Arial">answer these questions in your notebook</font></p><p><font face="Arial"><br></font></p><p><span><span>Why do you think calcium is so important for life?</span></span><font face="Arial"></font></p><p><span><span>What makes magnesium useful for fireworks?</span></span><span><span></span></span></p><p><span><span>How do Group 2 metals compare to Group 1 metals?  (list a many comparisons as possible)</span></span></p><p></p><p></p>