<table class="s_table s_table_border">
<tbody>
<tr>
<td><span style="font-size: 16px;"><strong>To Do</strong></span></td>
<td><span style="font-size: 16px;"><strong>To Answer</strong></span></td>
</tr>
<tr>
<td><span style="font-size: 16px;">Watch the <a href="http://&lt;iframe%20width=&quot;560&quot;%20height=&quot;315&quot;%20src=&quot;https//www.youtube.com/embed/80eMTnnLjhs&quot;%20frameborder=&quot;0&quot;%20allowfullscreen&gt;&lt;/iframe&gt;">video on nebulae</a></span></td>
<td>
<p><span style="font-size: 16px;">Where do new stars form?</span></p>
<p><span style="font-size: 16px;">What are nebulae made out of?</span></p>
<p><span style="font-size: 16px;">How do nebulae form stars?</span></p>
</td>
</tr>
<tr>
<td><span style="font-size: 16px;">Read about <a href="http://aspire.cosmic-ray.org/Labs/StarLife/starlife_proto.html">Protostars</a></span></td>
<td>
<p><span style="font-size: 16px;">How does a protostar form?</span></p>
<p><span style="font-size: 16px;">How is a protostar like a fetus?</span></p>
<p><span style="font-size: 16px;">What could the next step after a protostar be?</span></p>
</td>
</tr>
<tr>
<td><span style="font-size: 16px;">Watch <a href="https://youtu.be/z_ne8-7y2ms">this video</a> on T-Tauri stars</span></td>
<td><span style="font-size: 16px;">How does the density of these stars compare to other stars?</span></td>
</tr>
<tr>
<td><span style="font-size: 16px;">Read abut&nbsp;<a href="http://aspire.cosmic-ray.org/Labs/StarLife/starlife_sequence.html">Main Sequence stars</a></span></td>
<td>
<p><span style="font-size: 16px;">How does a star age like a person?</span></p>
<p><span style="font-size: 16px;">Which hypothesis did you choose? Why?</span></p>
</td>
</tr>
<tr>
<td><span style="font-size: 16px;">Read about stellar <a href="http://aspire.cosmic-ray.org/Labs/StarLife/starlife_equilibrium.html">equilibrium</a></span></td>
<td>
<p><span style="font-size: 16px;">At this stage, what fuel does the star burn?</span></p>
<p><span style="font-size: 16px;">What process is happening in the center of the star?</span></p>
<p><span style="font-size: 16px;">From the equilibrium interactive: how are pressure, gravity and temperature related in a star?</span></p>
<p><span style="font-size: 16px;">Did you take the practice quiz?</span></p>
<p><span style="font-size: 16px;">&nbsp;</span></p>
<p><span style="font-size: 16px;">&nbsp;</span></p>
</td>
</tr>
</tbody>
</table>
<p>&nbsp;</p>