If the mass of one of two particles is doubled and the distance between their centers is doubled, the
magnitude of the force of attraction of one particle
for the other particle is

(1) halved
(3) quartered
(2) doubled
(4) unchanged

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

Ajoint produces movement when its angle decreases. which type of movement is it?

Awhite-blue star is hotter than a red star. select the best answer from the choices provided true or false