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General Science
Methods of Science
Matter and its changes
Elements and Chemicals Bonds
Chemical Reactions and equations
100
What should you do before performing an experiment in lab?
Follow all safety guidelines
100
WORKBOOK CHALLENGE: Name the three main branches of science.
Life, physical, and earth
100
KEYNOTE CHALLENGE: What are the two basic changes in matter?
Physical and chemical
100
JOURNAL CHALLENGE What is the periodic table used for?
Organization of elements
100
How is a chemical change different from a physical change?
Product is changed, substance stays the same
200
Describe the job of a paleontologist.
They study the prehistoric remains....mainly dinosaurs.
200
What is scientific inquiry?
A process to answer a question
200
KEYNOTE CHALLENGE: What is the example of a Chemical change?, physical change?
Verify student answers
200
Define the group and period on a periodic table.
Groups-Vertical-up and down, Periods-Horizontal-Rows-left to right
200
What happens to atoms during a chemical reaction?
Atoms are rearrange, none are lost
300
What reaction occurs when you combine the element Na with the compound H20?
An unstable reaction, explosion
300
What do scientists often use to make a prediction?
Hypothesis
300
WORKBOOK CHALLENGE: What are the signs that a chemical change taking place?
Color Burning Rusting Formation of gas Formation precipate Spoiling food Tarnishing silver Digesting food
300
If the atomic mass of Phosphorus is 30, what is the atomic number.
15,16
300
PAPER ANSWER: Write down the chemical equation of carbon dioxide. Label the equation
Carbon + oxygen yields carbon dioxide Reactant Reactant Product
400
DRAWING CHALLENGE: Draw the Dot Diagram for, Hydrogen, Carbon and Oxygen
H-1, C-4, O-6
400
How can a hypothesis become a scientific theory?
By making smart conclusions
400
PAPER CHALLENGE: What is the definition of volume? DRAW an example.
Is the amount of space a sample of matter occupies
400
DRAWING CHALLENGE: Draw the shell diagram for the element Ne.
1st Shell 2 electrons, 2nd Shell 8 electrons
400
WORKBOOK QUESTION: What happens during to the total mass of the reactants during a chemical reaction?
Same as the total mass of products after the chemical reaction
500
I-PAD CHALLENGE: One animation of two elements forming a compound.
Students Have one in their animation.
500
WORKBOOK CHALLENGE: What are the three steps to begin a scientific inquiry?
Make observations, identify the problem, gather all your collected information.
500
WORKBOOK CHALLENGE: What are the four types of matter that do not have mass.
Light, sound, forces, and energy
500
JOURNAL QUESTION: This group of elements has valence electrons that equal seven and what is the name of the group? The group to the right are called the Halogens.
Other Nonmetals
500
WORKBOOK CHALLENGE: On the pH scale rate stomach acid, blood, ammonia, milk
1-3, 7.4, 11.9, 6.4