Physical or Chemical?
Cooking an egg is an example of a ______ change
What is chemical?
Which balloon filled up the fastest?
What is 150 ML Vinegar?
Rust is an example of a _______ reaction
What is synthesis?
The type of cleaner that can remove all traces of blood
What is Oxy cleaner?
Everything is made up of ________
What is matter?
Ripping a piece of paper is an example of a _______ change
What is physical?
Baking soda is an acid or a base?
What is base?
Combustion is the chemical process of ______
What is burning?
It is a problem that Oxy cleaners remove all traces of blood because _________________
What is criminals can get away with crime?
A solid and liquid might combine to form a ____
What is gas?
Rust is an example of a _______ change
What is chemical?
How do antacid tablets work?
What is it calms the acid in the stomach and esophagus because it is a base?
Burning on a gas grill is an example of a ______ reaction
What is combustion?
Hemoglobin seeks _______
What is oxygen?
Chemical changes cannot be _______
What is reversed?
Water freezing is a _______ change
What is physical (phase)?
Which amount of water/vinegar had the fastest reaction rate?
What is 150 ml of vinegar (no water)?
Souring milk is an example of a _______ change
What is decomposition?
Forensic investigators work hard inspecting crime scenes for __________
What is evidence?
Give 1 example of a chemical change and 1 example of a physical change
What is _______________________?
Burning a piece of wood is an example of a ______ reaction
What is chemical?
Which amount of vinegar has the highest concentration? 150 ml of vinegar, 100 ml with 50 ml of water, 50 ml with 100 ml of water?
What is 150 ml of vinegar?
Hydrogen Peroxide breaks down into ______ and ______
What is water and oxygen?
Some of the tests used by the police to detect blood depend on the reaction between ________ and ____________ _________
What is hemoglobin and hydrogen peroxide?
When you breathe, your body takes in oxygen and changes it to ______ ______
What is carbon dioxide?