physics
hi.A vehicle weighing 1.3 tonne leaves skid marks 23 meters long.After 15 meters it hit pedestrain.The co efficient of friction is .7 .what was vehicle initial speed at start of skid and at impact.thanks
math
hi.A vehicle weighing 1.3 tonne leaves skid marks 23 meters long.After 15 meters it hit pedestrain.The co efficient of friction is .7 .what was vehicle initial speed at start of skid and at impact.thanks
Science
At a county fair, a boy takes his teddy bear on the giant Ferris wheel. Unfortunately, at the top of the ride, he accidentally drops his stuffed buddy. The wheel has a diameter of 15.3 m, the bottom of the wheel is 3.37 m above the ground and its rim is moving at a speed of 1....
programming
the drive-rite insurance company provides automobile insurance policies for drivers. design a FLOWCHART for the following:
chemistry
.035
chemistry
if 3.0 moles of nitrogen gas are collected in a 35.0 liter container at 20 C what would be the the pressure exerted on the container in atmospheres
math
What is the answer to this math problem. I have 13 apples and pears. How many of each could i have?
Chemistry
a compound is made up of iron and oxygen, only. the ratio of iron ions to oxide ions is 2:3 in this compound. the iupac name for this compound is?
Liinear equations
Write the equation for this situation the value,V in hundreds of dollars of Bob's stamp collection is 12 dollars more than 1/3 of the age, t(in years)
PHYSICS
First calculated the resultant deceleration caused by the breaks using F=MA. F being given as 62500N, and M as 25,000KG. The resultant A is -2.5M/s^2. Then using V^2 = U^2 + 2AS we can calculate the speed of the train after a displacement (s) of 75M. We have been given initial...
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