Anti Semitism or being Anti Semitic is against the Jewish faith
A process that uses observation and experimentation to gain knowledge is called science. The organized set of investigation procedures which is used in science is called a scientific method. Applied science on the other hand is referred to as technology.
Not sure, there were a lot of issues with the articles of confederation.
Examples: Weak Central Government, No power to tax, No judicial branch...etc
Hopefully these will be able to help you!