tension
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2014/05/sec_phys_dynamics_forces_atwood-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" />
The Atwood Machine
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2012/07/sec_phys_circularMotion_superhero-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" />
Superhero Physics
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2012/07/sec_phys_dynamics_springs_seriesParallel-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" />
Springs in Series and Parallel
<img width="125" height="100" src="https://scienceres-edcp-educ.sites.olt.ubc.ca/files/2012/07/sec_phys_dynamics_forces_tension-125x100.jpg" class="attachment-post-thumbnail size-post-thumbnail wp-post-image" alt="" decoding="async" loading="lazy" />