Answer: Energy and matter
Explanation: The earth is considered as an open system with regard to energy, and it is considered as a close system with regard to matter.
The earth as an OPEN SYSTEM for energy, energy radiate into the earth system mainly from the sun and is then radiate back to the space from the earth. This flow is been regulated by the ozone layer and earth atmosphere.
The Earth as a CLOSE SYSTEM is made up of chemical elements, what comes to mind is the periodic table. It is a list of all basic elemental materials on our planet. It is a closed box, because gravity and matter does not leave the system. The laws of thermodynamics tell us that it’s impossible to destroy matter. So the chemical elements will not leave the earth.
During the same period real GDP changed by decreasing 2%.
Yes I do. We don’t even know how big our universe is. We haven’t even discovered everything in earth. I believe there’s another life form probably 1000 or more light years away.
Thomas Jonathan "Stonewall" Jackson
- Lee regarded Jackson as his "right arm."
- Jackson earned his nickname in the First Battle of Bull Run
- Jackson was fatally shot by one of his own men (who mistaken him as the enemy) - at the Battle of Chancellorsville - and had his arm amputated.
- Lee sent a letter to Jackson, writing, “Could I have directed events, I would have chosen for the good of the country to be disabled in your stead."