Scale Model Dash
How this connects (Unit 4, The Solar System): Space is mostly empty. Astronomers measure the solar system in astronomical units and light travel time, and a walkable scale model shows how far apart the planets really are.
How this connects (Unit 4, The Solar System): Space is mostly empty. Astronomers measure the solar system in astronomical units and light travel time, and a walkable scale model shows how far apart the planets really are.