What does an energy transformation's closed system include? Check all that are true.
It includes all of the surrounding closed systems.
-0) It includes all matter that provides the energy for the
transformation.
It includes all matter in the surroundings.
It includes all matter that receives the energy transformation.

Why have the countries of the region had difficulty establishing democratic governments in recent years? choose all answers that are correct b is also correct i need to know if theres any morecommunists have overtaken the countries of the caucasus region. the soviets established national borders in the region without considering the location of ethnic groups. fighting continues between armenia and azerbaijan over the nagorno-karabakh region. civil war between communists and islamic groups in tajikistan resulted in thousands of deaths and refugees are forced to flee. in a test!

Uncle tom's cabin started out as a series of articles printed in the national era, a newspaper.

Dry land planting can benefit the environment by reducing the need for tillagate