How much would a 2 ton touch weigh on moon

How will the emission of an alpha particle affect the atomic number of an atom

Use the periodic table to determine the electron configuration of dysprosium (dy) and americium (am) in noble-gas notation.

Scientific evidence tells us that the cause of earths four season is the tilt of earth as it revolves around the sun. the student is instructed to illustrate this information in a science notebook. how will the student illiterate winter in the northern hemisphere?