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				<div class="et_pb_text_inner"><h1 style="text-align: center;">Physics HL</h1>
<h2 style="text-align: center;">Revision Summary</h2></div>
			</div><div class="et_pb_module et_pb_text et_pb_text_1  et_pb_text_align_left et_pb_bg_layout_light">
				
				
				
				
				<div class="et_pb_text_inner"><h2>Atomic, Nuclear, and Particle Physics</h2></div>
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				<div class="et_pb_text_inner"><h4><strong>Where does it appear? How much does it count?</strong></h4>
<p style="text-align: center;"><strong><span style="font-weight: 400;">(Calculations for the tables below were made based on past exams from May 2016 until May 2022)</span></strong></p></div>
			</div><div class="et_pb_module et_pb_text et_pb_text_3  et_pb_text_align_left et_pb_bg_layout_light">
				
				
				
				
				<div class="et_pb_text_inner"><p>&nbsp;</p>
<div class="table-responsive wprt_style_display"><table class="table" cellpadding="5" border="3">
<tbody>
<tr>
<td></td>
<td>
<p style="text-align: center;"><strong></strong></p>
<p style="text-align: center;"><strong>Approximate number of marks</strong></p>
<p style="text-align: center;"><strong></strong></p>
</td>
<td>
<p style="text-align: center;"><strong>Approximate percentage of your final IBDP Physics grade</strong></p>
</td>
</tr>
<tr>
<td>
<p style="text-align: center;"><strong></strong></p>
<p style="text-align: center;"><strong>Paper 1</strong></p>
<p style="text-align: center;"><strong></strong></p>
</td>
<td>
<p style="text-align: center;"><span style="font-weight: 400;"></span></p>
<p style="text-align: center;"><span style="font-weight: 400;">3-4 marks&nbsp;</span></p>
<p style="text-align: center;"><span style="font-size: 15px;">(out of 40)</span></p>
<p style="text-align: center;"><span style="font-size: 15px;"></span></p>
</td>
<td>
<p style="text-align: center;"><span style="font-weight: 400;">1.7 %</span></p>
</td>
</tr>
<tr>
<td>
<p style="text-align: center;"><strong></strong></p>
<p style="text-align: center;"><strong>Paper 2</strong></p>
<p style="text-align: center;"><strong></strong></p>
</td>
<td>
<p style="text-align: center;"><span style="font-weight: 400;"></span></p>
<p style="text-align: center;"><span style="font-weight: 400;">7-9 marks</span></p>
<p style="text-align: center;"><span style="font-weight: 400;">(out of 90)</span></p>
<p style="text-align: center;"><span style="font-weight: 400;"></span></p>
</td>
<td>
<p style="text-align: center;"><span style="font-weight: 400;">3.2 %</span></p>
</td>
</tr>
<tr>
<td colspan="2">
<p style="text-align: center;"><strong></strong></p>
<p style="text-align: center;"><strong>Overall percentage of your IB Physics grade based on Topic 7</strong></p>
<p style="text-align: center;"><strong></strong></p>
</td>
<td>
<p style="text-align: center;"><span style="font-weight: 400;">4.9 %</span></p>
</td>
</tr>
</tbody>
</table></div></div>
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				<div class="et_pb_text_inner"><h4><strong>What to study?</strong></h4></div>
			</div><div class="et_pb_module et_pb_text et_pb_text_5  et_pb_text_align_center et_pb_bg_layout_light">
				
				
				
				
				<div class="et_pb_text_inner"><p><b>Sub-topic 7.1 – Discrete energy and radioactivity</b></p>
<ul>
<li style="font-weight: 400;"><span style="font-weight: 400;">Energy levels and transitions + emission and absorption spectra</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Radioactive decay and half-life (decay curves), isotopes, background radiation</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Alpha, beta and gamma decay + characteristics of these decay particles</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Decay equation for alpha and beta decay</span></li>
</ul>
<p>&nbsp;</p>
<p><b>Sub-topic 7.2 – Nuclear reactions</b></p>
<ul>
<li style="font-weight: 400;"><span style="font-weight: 400;">Mass defect and binding energy</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Energy released in nuclear decay, fission and fusion</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Average binding energy per nucleon against nucleon number graph</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Proton number against neutron number graph</span></li>
</ul>
<p>&nbsp;</p>
<p><b>Sub-topic 7.3 – The structure of matter</b></p>
<p><b></b></p>
<ul>
<li style="font-weight: 400;"><span style="font-weight: 400;">The basics of particle physics: quarks, leptons, hadrons, baryons, mesons, antiparticles</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Conservation laws: charge, baryon number, lepton number, strangeness</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">The four fundamental forces and their characteristics + exchange particles</span></li>
<li style="font-weight: 400;"><span style="font-weight: 400;">Feynman diagrams&nbsp;</span></li>
</ul></div>
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				<div class="et_pb_text_inner"><h6>Discrete Energy and Radioactivity</h6>
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				<div class="et_pb_text_inner"><p style="text-align: left;">← Topic 6</p></div>
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