would the temperature of the earth be warmer or colder on average if C02 were not present in our atmosphere?

Particle model to predict what will happen if a sharp object creates a hole in the soccer ball

What is the polyatamic ion of thiosulfate

How can you write e method for the experiment of separating sand from water by filtration process? 1-materials 2-steps 3-conclusion also the same for the separating process of water and salt by filtration or distillation. quick because i need to finish my hw