Answer:
it's a physical change
Explanation:
there there was no burning it was grabbing and just cutting
Answer:
substance is related to the average kinetic energy of the particles of that substance
Explanation:
2+ charge electrons of course
Petrified fossils, they are made of wood that becomes petrified from pressure and lack of oxygen.
The addition of heat energy to a
system always causes the temperature of that system to increase. This is always
true because you are adding heat of a substance to increase its temperature. For example, you are going
to drink a cup of coffee. And you wanted it hot to boost your attention. So you
have to use hot water. In order for your water to become hot or warm, you need
boil it in a kettle. Note that you are going to use an electric stove. The
electric stove gets it energy from the source giving it a hotter temperature to
the water in the kettle. You are applying heat energy to warm the water. So,
the statement is true.
