This law states that every object is gravitationally attracted to every other object in the universe with a force directly proportional to the product of the masses of the two objects, and inversely proportional to the distance separating the two objects

Not all tiles will be usedidentify the element present in each star based on the gaps observed in wavelengths of its light refer to this table containing absorption wavelengths (in nm) of several different elements the table ishelium 447, 502 ,587 ,668carbon 427 ,515, 600 ,678sulfur 425, 565, 639, 675xenon 484, 590, 687calcium 429 ,527, 593, 645silver 421 ,521, 662

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

The energy produced as a result of this flow of electrons from atom to atom is called