What is k2943?

What is methanomic used for? Does mold grow faster on store bought bread or homemade bread? What is a descriptive science observation? What does impat stant for? What can you use to make a 3D Atomic Model? What is an independent variable in a science project? Science and technology in 1930s? Once you have your hypothesis what must you do next? Is a pen a solid liquid or gas? What unit does a killigram represent? What measurement do you use for momentum Newtons kg or kilograms per meter per second? Which is true of the reaction below 2H2 plus O2 2H2O? How is it possible for grass to grow on top of layers of dirt but there still be remains of sea life below? What degrees does Bill Nye the science guy have? WHAT IS THE Typical density of garbage? Where is 1.57 inches on a ruler? What are the normal work hours for a neuroscientist? Is correct concerning using IRM for temporary restorations? Will a double AA battery's voltage kill a human? Does scientist use English units of measurement?