In the movie Speed how fast must the bus go to keep from exploding?
above 50 mph above 50 mph Answer: 50- you cant go below 50 mph otherwise it would explode
If A rock is dropped from the top of a 15m tall building. How fast is it moving just before it strikes the ground?
Nothing much really. If you're on a long/steep descent you may eventually end up going so fast that you can't keep the pedals turning fast enough to be able to add any more speed. At this point you will begin to coast, i.e. the wheels will keep spinning regardless of the chain and pedals, which will continue until your speed has tapered off to the point where pedalling will again engage and put power to…
Make a gun and shoot the spiked ball of the exploding barrel ,then put out the fire ,then make a force field and after a while the exploding barrels will explode ,then keep the force field then make a immovable invincible iron bar and put it underneith the other spiked ball than blowup the other exploding barrels then get the starite ,and don't worry about the other exploding barrels just get the starite.
Here is another answer I found: How fast does the earth spin? The speed at which the earth spins varies upon your latitudinal location on the planet. If you're standing at the north pole, the speed is almost zero but at the equator, where the circumference of the earth is greatest, the speed is about 1,038 miles per hour (1,670 kph). The mid-latitudes of the U.S. and Europe speed along at 700 to 900 mph…
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