Select all the correct locations on the image.
The image shows a model of a nuclear reaction. Which objects could hit other atoms, producing a chain reaction?

In which situation can a mixture always be called a solution

What happened to the amount of carbon dioxide in the atmosphere from 2010–2017?

Suppose the universe were completely empty except for one object-a solid sphere moving through space of 100 km/s. what sort of path would the object be moving in? explain your answer