What is the name of the new way of thinking about the natural world based on careful observation and a willingness to question accepted beliefs

Describe how jefferson felt after the death of his father.

Iwill be giving 15 points to whoever answers the concept of checks and balances means that each branch of governmenta. has its own powers and responsibilitiesb. is clearly described in articles of the constitutionc. has the ability to correct the other branches in case of an errord. is set up so that in case of constitutional crisis, the governement will continue to operate

Marx and engels believed that a communist revolution would defeat capitalism and that the revolution would be led by