Alexis wanted to know which brand of corn starch made the best oobleck. She used the same recipe but used 3 different brands of cornstarch mixed with water. She tested the ooblek's stretchiness by timing how long it stretched before breaking. Alexis always used the same amount of water. What was the independent able?

If a spring has a k value of 100 newtons per meter and it is stretched 0.50 meters, what is the restoring force of the spring?

Starting with only the balmer series light (visible light), how could we ensure that the solar panels generate a current that mark can use for his power station? a)by gradually increasing the brightness (amount) of light that we shine on it. b)by gradually increasing the frequency of the light we shine on it. c)by gradually increasing the wavelength of the light that we shine on it.

Which of the following are used in an electrochemical cell? a. electrodes b. electrolyte c. terminals d. all of the above