AsteroidsOnline version Watch the video and answer the questions. by Maria Berzosa Castillo 1 The video says that dinosaurs became extinct millions of years ago, but it doesn't say exactly how many. Research it and write your answer. Respuesta escrita 2 What is an asteroid? Respuesta escrita 3 Where is located the asteroid belt? Respuesta escrita 4 What is the main problem with asteroids? Respuesta escrita 5 Why shoudn't we worry? Respuesta escrita