Astudent wanted to investigate whether or not the temperature of the water would affect the solubility of sugar. she had three glasses of water, each with 200ml of water in them. one was at 10 c, the second at 25 c and the third was at 40 c. she found that the warmer waters dissolved more sugar. what are the independent and dependent variables?

The great sandini is a 60.0-kg circus performer who is shot from a cannon (actually a spring gun). you don’t find many men of his caliber, so you him design a new gun. this new gun has a very large spring with a very small mass and a force constant of 1100 n/m that he will compress with a force of 4400 n. the inside of the gun barrel is coated with teflon, so the average friction force will be only 40.0 n during the 4.00 m he moves in the barrel. at what speed will he emerge from the end of the barrel, 2.50 m above his initial rest position?

Many science fiction movies and tv shows have detected using a nuclear weapon to destroy astroids what problems does plait see with this plan

The focal length of a lens is determined by the curve of the lens and the material that the lens is made from. (5 points) is this true or false? ?