Not to sure about this one
Answer:
You should never throw an aerosol can onto a fire or leave it in direct sunlight – even if it is empty. This is because the pressure will build so up so much that the can will burst (and explode if there is a naked flame nearby). There are two reasons for the pressure going up:
the gas pressure increases
more of the liquefied propellant turns into a gas.
Let's look at these in more detail.
<3 your welcome
Explanation:
I got three for ya
--
1.) The gold rush caused California's population to increase dramatically;
2.) it brought people from many different backgrounds to California; it made California more democratic because people were more equal in mining communities;
3.) it caused Native Americans and Californios to lose their land