On Saturday, September nineteenth, we had our first subject journey of the 2022-2023 educational faculty yr! Working with our associate group, Ron Burton Coaching Village, we hosted 60 women (grades 6-12) for a day centered on AI/vitality and insurance policies thereof. Thanks to all STEM volunteers who attended as we speak, together with two fully new volunteers(*): Karen, Erika, Zandria, Franklin, Emina*, Olivia*!!
Our (Heart for STEM Training) new affiliate director, Jennifer Love, taught college students about algorithms and synthetic intelligence. Thereafter, college students labored in groups to make sumo wrestling hexbugs – hexbugs are little robots that make the most of a rotating motor to randomly transfer round. College students got an index card, scissors, and scotch tape and informed to switch their hexbug in a method that makes their hexbug extra prone to keep inside the enviornment – college students added numerous pikes, spikes, and different protuberances to their hexbugs to push and prod their opponents out of the world!
After a brief break, college students discovered about renewable vitality and circuits – particularly centered round photo voltaic vitality and studying about absorption, reflection, and transmission. College students began with an exercise wherein they measured the results of various colours of paper, mirrors, magnifying glasses, and aluminum foil on the vitality technology of a photo voltaic panel. They discovered that photo voltaic panels will not be fairly as environment friendly as they thought – our photo voltaic panels produced between 0.3 and 1.6 volts of vitality, so ~1/5 to 1/1 on par with AA and AAA batteries. This tracks, our photo voltaic panels have been approx 2″x3″, while in the actual world photo voltaic panel arrays are typically very giant and canopy total roofs or fields. College students decided that darker colours tended to soak up extra daylight while lighter colours (and mirrors) mirrored extra daylight. Rising the effectivity of their photo voltaic panels was carried out by concentrating as a lot daylight onto their photo voltaic panels and guaranteeing the least quantity of sunshine escaped (and thus didn’t attain their panels).
Subsequent, college students used their newfound data to design and construct photo voltaic ovens – every to cook dinner 3 s’mores at a time. Given pizza bins, totally different colours of paper, clear wrap, tape, string, and markers – college students used the engineering design course of to give you – of their concepts – most effective designs. We then went outdoors and put the bins within the solar to cook dinner. Exterior temperature was 65 levels F, s however the sky was clear, so after ~45 minutes, the chocolate had melted in lots of the ovens! Some designs have been clearly extra environment friendly than others, notably those who closed and stored the warmth inside.
After an RBTV-led train, college students sat in small teams with Franklin, Emina, Zandria, and Karen and requested questions on faculty, science, engineering, and extra, while consuming lunch.
The day wrapped up with an hour-long campus-wide scavenger hunt. As an extra cease, college students visited the NU Mars Rover staff!
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