As a person pushes a box across a for the energy from the person's moving arm is transferred to the box, and the box
and for become warm during this process, energy is
increased
conserved
destroyed
decreased
created

Noble gases are the most reactive elements on the periodic table. a. true b. false

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

Write the symbol for every chemical element that has atomic number greater than 3 and atomic mass less than 12.0 u.