1 Vertical-cumulus, cumulonimbus. 2  A cloud that forms on the ground is called fog. 3  Some clouds you see in the sky might be from airplanes. 4  These are called contrails. 5  High level cirrus clouds may travel at speeds up to 100 mph. 6  Even though clouds float in the air, a single cumulus cloud can weigh hundreds of tons.
1 It costs an average of about $47,000 per year to incarcerate an inmate in prison in California. 2  Over two-thirds of these costs are for security and inmate health care. 3  Since 2000-01, the average annual cost has increased by about $19,500.
Cost of incarceration in the U.S. more than $1 trillion. More than half of the costs are borne by families, children and community members who have committed no crime. By September 7, 2016September 7, 2016. Click to share on Facebook (Opens in new window) Click to share on Twitter (Opens in new window)