From a practical standpoint, the advantage of a small nuclear bomb is that it can pack so much explosive force into such a small space. (See How Nuclear Bombs Work for details.) The B61-11 can carry a nuclear charge with anywhere between a 1-kiloton (1,000 tons of TNT) and a 300...
Step 5 – Print the e-ticket Ques 5: How to book a flight ticket online for international flights at Air India? Answer 5: Follow these five simple steps to book your international tickets online effortlessly from Air India: Step 1 – Visit the Air India website Step 2 – Enter your tri...
Though scientists warn that global warming will likely continue for centuries because of the long natural processes involved, there are a few things we can do to decrease the effects. Basically, they all boil down to this: Don't use as much of the stuff that creates greenhouse gases. On a...
It may even tell the brain what to do. Foods with too much salt and sugar affect the microbiome (肠道菌群) in your body by killing the right bacteria (细菌) in it. These bacteria protect you from illness and keep your mind sharp. Lacking them can lead to being overweight and ...
As forces are applied to the axle, the two points identified will attempt to move in the indicated directions. Why does a gyroscope display this behavior? It seems totally nonsensical that the bicycle wheel's axle can hang in the air like that. If you think about what is actually happen...
When you first start ramming dirt, it makes a dull sound, but when it's adequately tamped, it will change to a ringing sound. Once the earth is ringing, then you can add the next 4 to 6 inches of soil. It is possible to ram too much, which will cause stress on the wooden form...
These beards work pretty much the same way wedding rings do, but since The Amish do not believe in jewelry, beards are the perfect emblems to let the world know your marital status. Not only does the grown-out beard mean a marriage has occurred, but it shows that a man is fully mature...
1)Make sure that your Apple Watch is on its charger, is at least 50% charged, and is within a few inches of your paired iPhone. Double-check that Wi-Fi and Bluetooth are enabled on both your phone and watch. 2)Open theWatchapp on your paired iPhone. ...
When you think about air traffic control, the image of men and women in the tower of an airport probably comes to mind. However, the air traffic control system is much more complex than that. In this article, we will examine air traffic control in the United States. We'll follow a fli...
This fluid has a much higher inertia than air -- that is, it is harder to move (think of pushing air versus pushing water). The small force felt at the eardrum is not strong enough to move this fluid. Before the sound passes on to the inner ear, the total pressure (force per unit...