During the process of differentiation,
1. the faster planets move farther out from
the Sun.
2. satellites separate from parent planets
and go into their own orbits.
3. the atmosphere of a planet changes from
oxidized to reduced.
4. the surface of a planet changes to resemble
Bayonne, New Jersey.
5. heavier materials sink to the centers of
molten planets.

In 1980, alfa romeo introduced the first system to smooth a rough idle caused by ignition and camshaft timing changes.

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?

Which is not an example of how an object gains elastic potential energy by stretching? a. jumping on a pogo stick b. pulling on a rubber band c. jumping on a trampoline