List as many ways that you can think of that we encounter waves in our daily activities

Embryos of different species look very similar, which shows that the organisms share a ancestor.

Which compound contains both ionic and covalent bonds? a) hbr b)cbr4 c)nabr d) naoh

Which of the following is the correct definition of chemical energy? a. energy an object has because of its motion or position b. energy resulting from the flow of charged particles, such as electrons or ions c. energy produced from the splitting of atoms d. energy stored in chemical bonds of molecules