They can be used for powering our cars and homes
I don’t know maybe 29 or I have no clue
Explanation: if they were to make a hypothesis where they made guesses to how many people were to have something, they could use the quantitative data to prove that the amount they guessed was either wrong or right. Example: i guessed there would be five people who would get sick after contact with a mysterious object, after collecting data i figured out that our average number of people sick was 5-6, this means the hypothesis was correct.
When they come into contact with each other they are attracted to each other and the orientation matters because the Hydrogen of one molecule will align with the Oxygen in another water molecule.