Answer:
The sidebar tells us what Earth scientists are actually doing about the risk of an asteroid impact.
Explanation:
The main part of the page discusses how frequently the moon is hit by rocks; how most rocks are too small to make it past Earth's atmosphere; how the rocks that do make it all the way to Earth's surface are usually pretty small and don't hit anything important; how screwed we would be if a massive rock – like an asteroid – made it to Earth's surface.
The sidebar says that scientists are understandably worried enough about these asteroids – they "feel the danger is to great to ignore" – so they're keeping a lookout for asteroids that might be on a collision course with Earth.
At the end, Dade and Julian both feel very lonely in the world, but in very different ways. Julian feels alone physically
Answer: excuse me but could you explain further to make this question of yours explainable
Answer B
Explanation: This paragraph represents the chaos of Montag's mind. His thoughts move from one thing to the next looking for answers..... for meaning. This paragraph represents a turning point..... it represents Montag's need to live and have an identity of his own..... an identity and life that he chooses...... a life with meaning