What is the name of the scale that measures the strength of an acid or a base?
A reaction in which no new substance is created, just the appearance is changed...
Physical Change
When simple compounds combine to form more complex ones
Synthesis Reaction
What is Fire classified as?
a sensory experience
What are the two main types of mixtures?
Homogeneous and Heterogeneous
Units of energy used by the body are known as?
Calories
The process when an atom is hit with neutrons, to split apart releasing energy is.....
Nuclear Fission
Water is an example of a neutral substance, what number on the ph scale represents neutral substances?
7
A reaction which creates a new substance with new chemical properties ...
Chemical Change
Will always produce carbon dioxide, water vapor, and heat
Combustion Reaction
What factor affects the color of the flames?
The heat of the fire
A homogeneous mixture of two or more substances where one substance fully dissolves in the other
Solution
Diabetes, Fatty liver, Heart conditions are all linked to this kind of diet?
A reaction in which two smaller atomic nuclei are combined to form a heavier atomic nuclei is called
Nuclear Fusion
pH stands for?
potential of hydrogen
Whatever goes into a reaction must come out of the reaction, this is known as....
Law of Conservation of Mass
When a compound or molecule breaks down into simpler ones
Decomposition Reaction
What 3 things need to be present for fires to exist?
Fule, Oxygen, Ignitor
A homogeneous substance that is made up of larger particles but the substance remains evenly distributed throughout
Colloid
What is the name for the maximum amount of sugar in a product without affecting the taste
Bliss point
Chernobyl was a nuclear disaster that took place, when and where?
1986, Soviet Union (Ukraine)
Vinegar, lemon juice, vitamin C, and fizzy drinks are all common examples of ?
Acids
Everything on the left side of a chemical equation
Reactants
When an acid and base of equal strength are added together, the end result
Neutralization Reaction
When creating Butane Bubbles, what creates the barrier between your hand and the fire?
Water
A mixture that looks uniform when stirred or shaken but separates into different layers when allowed to settle
Suspension
Name the 4 types of Sugars
Glucose, Lactose, Sucrose, Fructose
What were the two main reasons why Chernobyl exploded?
Human incompetence, poor construction materials
Soap, bleach, toothpaste, and baking soda, are all common examples of ?
Bases
Everything on the right side of a chemical equation
Occurs when a pure element switches places with an element in a compound
Single Displacement Reaction
What 2 energies does fire provide us?
Heat and Light
When making Kool Aid, you mix sugar and water, which is the solvent and which is the solute
Sugar = solute
Water = solvent
What are the first two things you should always look for on a nutrition label?
Allergy and Calories
At the beginning of Chernobyl is was reported that the radiation was at 3.5R, the actual number was ?
15,000R