Certain compounds are used in ceiling tiles because they do not catch fire even when heated to extreme temperatures. this is an example of a — property of matter
a) chemical
b) colligative
c) extensive
d) physical

As you watch a surfer ride a wave towards the shoreline, what is the shoreline? a) displacement reference b) reference point c) coordinate plane d) cartesian boundary

Using data from seismic waves, geologists have learned that earth’s interior is made up of several

The characteristics of two different types of reactions are shown below: reaction a: electrons are gained by the atoms of an element. reaction b: protons are lost by the atom of an element. which statement is true about the atoms of the elements that participate in the two reactions? their identity changes in both reaction a and reaction b. their identity changes in reaction a but not in reaction b. their identity changes in reaction b but not in reaction a. their identity remains the same in both reaction a and reaction b.