GeminiFocus April 2016 | Page 26

Figure 2. Hilo High students observe various light sources through gratings that create a spectrum and separate the light into a rainbow of colors. Figure 3 (center, left). Evan Sinukoff (University of Hawai‘i Institute for Astronomy) and Virginia Aragon-Barnes (Thirty Meter Telescope; both at left) direct students on how to “pace” the Universe, using their steps as measurements. Figure 4 (center, right). Subaru Astronomer Julien Lozi (left) and Gemini Public Information and Outreach staff person Alyssa Grace (second from left), make scaled-down comets for students at Waiākeawaena Elementary School using dry ice, gravel, colored sand, and corn syrup. Figure 5. NASA Solar System Exploration Research Virtual Institute director Yvonne Pendleton uses coin faces to help students visualize how the Moon rotates as it orbits the Earth and keeps the same side facing the Earth. 24 GeminiFocus April 2016