Saturday
October 1, 2016

Posts by Sammi

Total # Posts: 114

physics
A transfer of heat occurs with a pot of 8.0 kg of water that changes from 400 degrees kelvin to 320 degrees kelvin. How much heat is absorbed or given off?
October 19, 2008

physics
i'm not very good at physics and i have an exam tomorrow!! for the first one do i use the formula F=-Kx to make the answer -4500 ? and for the second i really have no idea what formula to use what is the value for k if a spring stretches 0.4m when submitted to a 1800N ...
October 15, 2008

physics
i'm not very good at physics for the first one do i use the formula F=-Kx to make the answer -4500 ? and for the second i really have no idea what formula to use
October 15, 2008

physics
what is the value for k if a spring stretches 0.4m when submitted to a 1800N force? How much force is needed to keep a 23 kg box moving at a constant velocity across a warehouse floor if the coefficient of friction between the box and the floor is 0.88?
October 15, 2008

physics
In Harmonic Motion how does the value of g affect the time period of a pendulum?
October 15, 2008

physics
The horizontal acceleration of a projectile is what?
October 15, 2008

physics
The slope of the tangent on a position time graph equals what?
October 15, 2008

THS
A motor does 25,000 J of work in 250 seconds. What is the power produced?
October 13, 2008

math
0.57 repiton
September 10, 2008

Physical Science
can you uncramble this? F E C Y M R A N T A T S I D M I L O W O H F R S
June 24, 2008

Science
Hey....I need help with my homework. I'm in 9th grade, high school. Its pyhsical science about Atomic Math.. Heres the question: Multiply the atomic number of hydrogen by the number of electrons in mercury, which has an atomic number of 80.
December 6, 2007

mustangs/horses
well i know some good pics.
March 28, 2007

Math
How do you solve a double sided variable? I am not sure what you are asking. Even so, since this is not my area of expertise, I searched Google under the key words "'double sided variable' math" to get this possible source: http://en.wikipedia.org/wiki/...
September 26, 2006

unscramble
dioakk earbs
September 6, 2006

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