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.

Ascientist wants to know how individual lions within a pride interact with each other in their own environment. to do this, the scientist sedates and tags all of the lions within a pride. then, he places several remotely-controlled video cameras near the lions' den and performs an observational field study. he collects continuous video footage over the span of one year, analyzes the video, and then forms conclusions based on his observations.