Thursday
June 20, 2013

# Posts by Jonathan

Total # Posts: 274

science-Help!
thanks a lot.

science-Help!
thank you-would this be correct Vinegar with Baking Soda mixed together creates an acid-base, making a gas. The gas pushes up into a balloon and causing the balloon to blow up.

science-Help!
not a specific question but I have to make a poster with my experiment-balloon, baking soda and vinegar each step of the scientific method. but stuck on research.

science-Help!
so I need to search the internet for why my experiment works? because I already came across these two sites and they did not help.

science-Help!
What does it mean in the scientific method that the second step is research? I need to write up the 5 steps of scientific method explaining my experiment-how do i do research?

Physics
Electrical conductivity in liquid solutions depends on the presence of free 1) neutrons 2) protons 3) molecules 4) ions explain please I really don't understand this question

U.S History
Why was there an Agricultural boom during WW1? Why did the boom come to an end?

Calculus
Sketch a possible graph for a function that has the following characteristics. f(0)=2.5 -horizontal asymptote is y=3 -Vertical x=4 -f'(x)<0 and f''(x)>0 for x>4. -f'(x)<0 and f''(x) <0 for x<4 I got the horizontal and vertical but I do...

physics
wo packages at UPS start sliding down the ramp shown in the figure. Package A has a mass of 4.50 and a coefficient of kinetic friction of 0.190. Package B has a mass of 10.5 and a coefficient of kinetic friction of 0.170.

math
. If the mean of six values is 59 and five of the values are 42, 76, 59, 51, and 72 find the sixth value.

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