PLEASE HELP ASAP Volcanic activity during Earth’s formation is responsible for contributing a significant portion of CO2 and H2O to the atmosphere. Explain how volcanoes can change the temperature and composition of Earth’s atmosphere over time. Refer to your experimental data or graph as evidence.

Identify two types of chemical bonding in the source of dietary potassium

Which fact represents evidence for the big bang theory?

Two metal blocks that have slightly different temperatures are placed next to one another. after five minutes, they both have lower but equal temperatures. according to the law of conservation of energy, what  most likelyhappened? energy was created inside the blocks. energy was destroyed inside the blocks. energy was absorbed into the blocks from outside the system. energy was transferred from the warmer block to the cooler block.