The correct answer among the choices given is the first option.The teacher most likely is talking about distillation of a mixture. Distillation is a unit operation that separates component substances from a liquid mixture which is shown by the teacher. Also, the most common purifying technique in the production of gasoline is by this process.
        
                    
             
        
        
        
It will benefit the flower because it will always get Polonated but it can be bad for the bees because if the flower dies so will the bees
        
             
        
        
        
First off, you should be looking at the whole world, not just the northeastern US. Are other regions warming? Can you provide proof that simply because the northeast received a lot of snow and low temperatures, climate change is not a viable theory?
        
             
        
        
        
The answer to this is B, solids with a repeating atomic pattern.
        
             
        
        
        
Answer:
4 m/s
Explanation:
formula is v = (KE/.5m)^1/2
there is a calculator
https://www.calculatorsoup.com/calculators/physics/kinetic.php