Kepler modified the copernican system by showing that the planetary orbits are

Which is not an example of a  cultural  bond found in a nation-state? a. a holiday traditionb. a common religionc. a favorite placed. a shared history

Effective charts and graphs include all of the following except 1. simple, meaningful, attractive design 2. accurate information 3.at least five different colors 5.clear presentation of information

What is the thickest layer of earth called?