True or false. gas particles never touch each other. a. true; gas particles move too rapidly to ever touch. b. false; gas particles are constantly touching each other. c. false; gas particles can touch each other when they collide. d. true; gas particles are located too far apart to ever touch.

Which is true of transition metals when moving from left to right on the periodic table? the d sublevels are not filled across the period. the cation radii become larger across the period. atomic radii increase slightly and then start to decrease. atomic radii decrease slightly and then start to increase. o

Which of the following is an example of physical change not a chemical change? a) a log gives off heat and light as it burns. b) a tree stores energy from the sun in its fruit. c) a penny lost in the grass slowly changes color. d) a water pipe freezes and cracks on a cold night.

Ineed this asap part i: scientific method what is the difference between science and pseudoscience? what is the scientific method?