Chemical/Physical Change
Explain the difference between a physical change and a chemical change.
What is a chemical change occurs when matter is change into a entirely different substance and a physical change is a type of change where the physical properties of matter change.
What does the Law of Conservation of Mass say?
What is mass cannot be created or destroyed in a physical or chemical reaction?
What is the state of matter when water is boiling?
Transitioning from liquid to gas.
When a liquid is cooled it becomes what?
What is a solid?
Anything that has mass and takes up space
What is Matter?
Is cutting a piece of paper a physical or chemical change?
What is a Physical Change?
What are the smallest units of an element called?
What are Atoms?
What are the three states of matter?
Solid, Liquid and Gas
When heat is added to a liquid it becomes what?
What is a gas?
The energy of an object because of motion
What is kinetic energy?
Daily Double: Evidence of this change includes a change on odor (smell),change in color,the formation of bubbles,light or heat given off is what type of change?
What is a Chemical Change?
What is a reactant?
What is the substance that is present at the start of a chemical reaction and goes through a chemical change?
Has a definite volume but not a definite shape
What is a liquid?
What must happen for matter to change states?
What is it must gain or lose energy?
What are all molecules always in a constant state of?
What is motion?
whipping eggs, boiling water,dissolving sugar, dicing vegetables are 4 examples of what
What is a Physical Change?
What is a product?
What is the substance that is produced in a chemical reaction?
Daily Double: In what state do molecules move extremely quickly and by bouncing off each other
What is a gas?
Phase changes are when a substance changes from one state of matter to another because of the addition or removal of
What is thermal energy (or heat)?
How many Oxygen atoms are in H2O?
What is 1?
Is rusting/oxidization a chemical or physical reaction?
What is Chemical change?
If Na + Cl react to create NaCl, which part of the equation are the reactants and which are the products?
What is Sodium + Chloride (Na+Cl) = reactants and Sodium Chloride = product?
An unusual state of matter found in neon signs and the sun
What is Plasma?
This is the lowest possible temperature at which all molecular motion stops.
What is absolute zero?
FINAL JEOPARDY
Balance this Equation
H2+02--> H20