A positively charged metal ball a is placed near metal ball b. Show that if the charge on b is positive but of small magnitude, the balls will be attracted to each other.

Which two statements are true about a system? 1. a system is a group of objects analyzed as one unit. 2. energy that moves across system boundaries is conserved. 3. there’s only one way to define the boundaries of a system. 4. all systems are made by humans.

When you apply for a college what is the main thing that will get you accepted?

Which characteristic demonstrates a healthy self-esteem? accepts others does not listen well seeks constant approval frustrates easily