Different Approach to Gravity

[]One question that I’ve seen pop up again and again in science classes is, “what would happen to Earth if the Sun suddenly disappeared?” I’ve had this question in science 9, science and technology, and in physics. I guess it’s one of those things that many people hypothesize on. I was thinking about this today, along with the idea of Essential Questions driving classroom explorations and learning. I wondered if we could use the following as the essential question for a unit on gravity in Physics 12