Answer:
the surface of the planet would freeze with a days tops but the life on Earth could potentially continue to live miles underground
Explanation:
there's countless videos online that prove a theory like this and how to counter it . the idea of the sun vanishing would leave all life on Earth without Ray's of shine and vitamin but just because the surface Is frozen doesn't mean the core is. although most animals wouldn't adjust to living without a sun, humans could live on using the geothermal energy to stay warm and power essential ways of farming I would leave a link to a video but most of them are almost exactly the same