Which of the following is a simple definition of reduction? O the loss of electrons
O the gain of electrons
an agent that oxidizes something
O an agent that reduces something

The pressure in a fluid is affected by which characteristics of that fluid

One student said that the investigation was not valid (a fair test). write a plan for the investigation that includes improvements to the method and apparatus

Which of the following statements is true? an atom consists of protons, electrons, and neutrons.an atom consists of protons and neutrons.an atom consists of electrons bonded to one another.an atom consists of protons bonded to one another.