What do these two changes have in common? using polish to remove tarnish from a silver spoon
salt and vinegar removing tarnish from a penny
Select all that apply.
Both are only physical changes.
Both are chemical changes.
Both are caused by heating.
Both are caused by cooling.

Scenario: the economy of country y has been in an economic downturn for the last several months. recently, businesses have invested in new technologies in order to produce the goods that consumers are demanding within the nation's own borders. the government has removed regulations to allow producers and consumers to have more financial freedom. as a result, consumer spending has increased and the economy has begun to improve. use the drop-down menus to complete the sentences. according to the information presented about country y, the classical economic concept of ( the invisible hand, consumer efficiency, government regulations) can be seen. the economic events of country y demonstrate the idea of laissez faire because the government (did, did not) intervene in economic events.

51: 28which statement about the relationship between enlightenment philosophers and the philosophy of robert filmer istrue?

Thomas jefferson was alarmed by the fierce debate over warning americans about its threat to national unity. 1.) slavery 2.) the powers of congress 3.) the missouri compromise 4.) escaped slaves