What does it mean for an experiment to be fair or controlled? If you are testing the effect of one variable, such as water, what should you do with the remaining variables? pls answer quick

Gettysburg address question what do you notice about the length of this address? why do you think lincoln made it so short?

Why do governments supply public goods and services instead of selling them to those people who use them

Tanya was used to using word, and she did some work for her brother mike, who was using wordperfect. tanya was quickly able to use wordperfect for windows with little difficulty, since many of the commands for it were the same as the commands for word. tanya's ability to use wordperfect best illustrates: