|
Author Question: The two masses in the figure are released from rest. After the 3.0-kg mass has fallen 1.5 m, it is ... (Read 219 times) |
In the United States, there is a birth every 8 seconds, according to the U.S. Census Bureau's Population Clock.
In 1885, the Lloyd Manufacturing Company of Albany, New York, promoted and sold "Cocaine Toothache Drops" at 15 cents per bottle! In 1914, the Harrison Narcotic Act brought the sale and distribution of this drug under federal control.
Most childhood vaccines are 90–99% effective in preventing disease. Side effects are rarely serious.
A good example of polar molecules can be understood when trying to make a cake. If water and oil are required, they will not mix together. If you put them into a measuring cup, the oil will rise to the top while the water remains on the bottom.
The calories found in one piece of cherry cheesecake could light a 60-watt light bulb for 1.5 hours.