He density of solid aluminum is 2.70 . if a 1g peice of aluminum is dropped in a cup of water, it will  sink to the bottomfloat to the tophover in the middle  . (the density of water is 1.0

In the 1800s, one of the statements in john dalton's atomic theory was that atoms are indivisible. later experimental evidence led to the discovery of subatomic particles such as neutrons, electrons, and protons. what happened to the indivisible atom part of dalton's atomic theory, and why?

Building glycogen from glucose molecules is an example of

Polar bears give birth and hunt on sea ice. which of the following would polar bears survive during the melting of arctic ice? growing another layer of fur during summer migrate inland to search for different food sources staying put until the ice refreezes sticking to the usual diet of seals