March 22, 2017

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Posts by paulie

Total # Posts: 6

A green 4 kg toy car with a speed of 5 m/s collides head-on with a stationary yellow 1-kg car. After the collision, the cars are locked together with a speed of 4 m/s. How much kinetic energy is lost in the collision? a. what is the kinetic energy of the green 4-kg toy care ...
November 7, 2012

Chem 2
A 50/50 blend of engine coolant and water (by volume) is usually used in an automobile\'s engine cooling system. If your car\'s cooling system holds 4.00 gallons, what is the boiling point of the solution? Make the following assumptions in your calculation; at normal ...
July 14, 2012

The diameter of a neutral helium atom is about 128 pm. Suppose we could lin up helium atoms side by side in contact with one anohter. Approximately how many atoms would it take to make the distance 1 cm from end to end.
September 2, 2010

How many cars are there in a long freight train if it take the entire train 2 minutes to pass a station as it travels at 40 miles/hour? Each car is 50 feet long
September 2, 2010

in order to legally arrest someone an officer must satisfy what level of evidence
September 10, 2009

Social Studies!
2) Cape Cod 3) Atlantic Coastla Plains 4) Brooks Range
September 9, 2006

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