How might piano stairs encourage physical activity? Piano stars require less physical effort than regular stairs
What are piano stairs?
Piano stairs are actually an nick name for VW's newest black and white Beetle
They are more FUN than regular stairs!

How many grams of co(g) are there in 74.5 ml of the gas at 0.933 atm and 30o c?

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus

The image compares the arrangement of electrons in two different neutral atoms. a figure labeled atom q has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has six black spheres. to the left of this figure is another figure labeled atom p. atom p has a shaded sphere at the center of three concentric circles. the innermost circle has two black spheres. the middle circle has seven black spheres. which of the following best explains the position of the two atoms in the periodic table?