How does balancing equations prove the law of conservation
of matter?

Which traits do human embryos have that link them to a common ancestor with fish and reptiles? a. scales and tail b. gill slits and scales c. tail and gill slits d. hair and tail

Frictional forces acting on an object are often converted into energy, which causes the temperature of the object to rise slightly.

Astudent is asked to identify and element that is pale yellow brittle solid and does not conduct electricity. at which location in this periodic table would the element most likely be found?