Thursday
February 11, 2016

Posts by erwin

Total # Posts: 14

math
between 800 and 900 . tens digit is 3 more than the ones digit . ones digit is 5 less than the hundreds digit
September 23, 2015

math
between 100 and 200. . tens digit is 3 less than the hundreds digit. .ones digit 1 more than the tens digit
September 23, 2015

math
between 100 and 200. . tens digit is 3 less than the hundreds digit. .ones digit is 1 more than the tens digit
September 23, 2015

math
between 400 and 500. ones digit is 2 less than the hundreds digit tens digit is 2 less than the ones digit
September 23, 2015

science
How do direct and alternating current differ?
February 8, 2012

science
How is temperature related to the average kinetic energy of molecules that make up a substance?
February 7, 2012

science
What do scientists mean when they say that action equals reaction?
February 7, 2012

science
What is the effect of increasing the temperature of a body?
February 7, 2012

physics
A hunter at a distance dx from a coconut tree points the nuzzle of his gun directly at a monkey sitting on the tree at a height dy. The monkey sees the hunters and drops vertically from the tree at the very instant of firing. Will it be hit by the bullet? Explain.
February 7, 2012

physics
Under what condition can a moving object be in a state of equilibrium? If you double the net force on an object and keep the mass constant, how will its acceleration be affected? What will happen to the acceleration if the mass of an object is tripled but the force is kept the...
December 8, 2011

physics
If you were standing in an enclosed car moving at constant velocity, would you have learned in some special way to compensate for the car’s motion? What if the car were moving with constant acceleration? Explain.
December 8, 2011

MAth (make equation true)
7_9_3_1=25
September 14, 2011

MAth (make equation true)
6 squared _2_7_2=4
September 14, 2011

chemistry
how many moles of Fe2O2 would be formed by the action of Oxygen one kilogram of iron?
January 18, 2011

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