Alan leaves Los Angeles at 8:00 a. m. to drive to San Francisco, 400 mi away. He travels at a steady 46.0 mph . Beth leaves Los Angeles at 9:00 a. m. and drives a steady 55.0 mph .How long does the first to arrive have to wait for the second?

Choose all the answers that apply. our solar system: is in a spiral galaxy no longer includes pluto is made mostly of empty space is in the andromeda galaxy is the only known system that supports life

Which accounts for an increase in the temperature of a gas that is kept a constant volume

Imagine that you have two balloons (or, better yet, actually inflate two balloons, if possible). create static electricity around one of the balloons by rubbing it against your hair or your sweater and then bring that balloon close to the other balloon, which has not been charged. try this with at least one other object—and for variety in the discussion, avoid using an object already described by your classmates. then, for your initial post to the discussion, answer the following questions: what happened with the two balloons?