When water (h2o) freezes into ice, some of the properties have changed but the of the h2o is the same

Glass has a hardness that is in the middle of the hardness scale. what is the hardness of glass?

Because atoms of elements in the same group of thbecause atoms of elements in the same group of the periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t fe periodic table have the same number of neutrons, they have similar properties. select the best answer from the choices provided t f

A51 kg woman skis down a hill and her kinetic energy is 9.96e4 j. what is her speed?