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Lesson 1
Lesson 2
Lesson 3
Lesson 4
Miscellaneous
100
Protons, neutrons, and electrons
What are the parts of an atom?
100
The properties of a compound.
What is change when they become a compound?
100
Sea water is this type of mixture.
What is a homogeneous mixture?
100
Lemon juice
What is an acid?
100
Organizes the elements based on their atomic number.
What is Periodic Table of Elements?
200
The smallest unit of an element.
What is an atom?
200
Which 2 of these are compounds? water gold carbon dioxide
What are water and carbon dioxide?
200
Stainless steel, steel, and sterling silver are examples of this.
What is an alloy?
200
Slipper feel
What is a base?
200
Explain the composition of CO2.
What is 1 atom of carbon and 2 atoms of oxygen?
300
90% of all matter is this element.
What is hydrogen?
300
The chemical formula for water.
What is H2O?
300
Vegetable soup is an example of what type of mixture?
What is a heterogenous mixture?
300
How anti-acids help a stomach ache.
What is they neutralize the acids because they are a base?
300
The difference between an ion and an isotope.
What is ions have more or less electrons and isotopes have more or less neutrons?
400
Is made of 2 or more chemically combined elements.
What is a compound?
400
Most matter is found in this form.
What is mixtures?
400
Dissolving sugar in water creates which: solution or compound
What is a solution?
400
3 Examples of mixtures
What is sea water, vegetable soup, lemonade, or ask the teacher?
400
Which is a difference between an acid and a base. *Acids are bitter and bases are not. * Bases are bitter and acids are not.
What is bases are bitter and acids are not?
500
Gasoline is an example of this type of compound.
What is carbon?
500
Stirring, shaking, or heating a substance.
What is increases the speed at which it dissolves?
500
Matter can be broken into how many groups?
What is two?
500
Ranks acids and bases from0-14, with the strongest acids near 1 and strongest bases near 14.
What is the pH scale?
500
Name of the 2 groups matter is broken into.
What is pure substances and mixtures?