Science

Recent Answers

2009-11-20 Science for Kids - velocity of different liquids:

Hi Ashley, The problem is not so much the velocity but rather the amount of drag/friction based on the viscosity of the liquid. The more viscus, the higher the drag thus the slower it runs thru the

2009-11-20 Basic Math - completing the square in quadratic equations,cubic equations,graphs:

Hi Richard, I'm glad you asked a follow-up. Regarding "completing the squares", let me try explaining it in another way. I'll focus more on the procedure this time. If you need to understand why something

2009-11-19 Physics - the "why exactly so?" for the nature of the gravitational force:

Nobody knows the mechanism. It's just a fundamental property of mass that there's an attractive force between any two masses. For two small masses the magnitude of the force can be hard to measure.

2009-11-19 Science for Kids - Boiling Liquids:

Hi Taylor, Since all of these liquids already are water based, I'm not sure that you will find different boiling points for them. You would be better off with liquids that are NOT water based and

2009-11-19 Entomology (Study of Bugs) - stinging or biting insect - flea?:

Dear Dana - The photos you submitted appear to be of two entirely different types of insect; the winged ones appear to be aphids ('plant lice') which definitely would not bite, but I cannot see enough