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<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2015/02/sec_bio_Evolution_NaturalSelectionII-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" />
Evolution: Natural Selection II
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2015/02/sec_bio_Evolution_MutationI-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" />
Evolution: Mutation
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2013/06/sec_phys_forces_weightMass-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" />
Weight and Mass
This problem set is designed to help students understand the concepts of weight and mass, and to distinguish between the two.