Why can light not escape a black whole?

In which phase(s) do the molecules take the shape of the container?

2pos suppose an object in free fall is dropped from a building. its starting velocity is 0 m/s. ignoring the effects of air resistance, what is the speed (in m/s) of the object after falling 3 seconds? give your answer as a positive decimal without units. answer here

What is happening when the water inside a kettle heats up and begins to boil