PLEASE HELP ME! Asap i don’t Know this one at ALL

describe how astronomers use the different types of electromagnetic radiation

Why does less erosion & more deposition take place on the outside bank of a meander?

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

What is one difference between austria and switzerland? a. austria is landlocked. b. austria has more minerals resources c. austria has a strong tourism industry d. austria has a strong dairy cattle industry