3. How much faster would someone reach their destination if they increased their average velocity from 50 mph to 60 mph on a 30 mile trip?

In a voltaic cell, electrons flow from the (positive/negative) to the (positive/negative) terminal.

Give one example to show that when substances are mixed,it may result in a chemical or a physical change depending on the conditions.

You can watch static electricity in action by rubbing an inflated balloon against your hair. your hair will actually stand on its end! it does this because each hair becomes charged, and they all repel one another.