Atractor company decides to reduce the mass of its tractor by 100 kg. the new tractor design is identical to the old design in everything other than weight. compare the force it would take to move the old tractor to the force it would take to move the new tractor.

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

Which graph best represents the relationship between the electric current and the rate at which a magnet is turning inside an electric generator?

Which of the following are guidelines to follow for obtaining accurate observations