GRADE 8 Curriculum
Grade 8 Curriculum
The Science Curriculum aligns with the Next Generation Science Standards.
Unit 1 States of Matter (text chapter 6)
6-1 Solids, Liquids, Gas-What physical changes and energy changes occur as matter goes from one state to another
Lab Demo- Show the states of matter
Lab – Six layer density column
Math skills*- Practice calculating density of solids
Lab- Finding the density of 9 different cubes
Math skills*-Practice calculating density
6-2 Changes of State-To learn how temperature is related to particle motion.
Lab- Surface Tension
Lab- To calculate the volume of irregular solid (water displacement)
Lab- To Calculate the % of Air in Gravel
6-3 The Behavior of Gases- How temperature, pressure and volume effect gases .
Technology-PhET (interactive simulations)-Gas Properties
Math skills* Boyles Law V2=P1V1/P2
Unit 2 Understanding the Atom (text chapter 7)
7-1 Discovery parts of the atom- Protons , Neutrons, Electrons
Lab Demo- Model of the Atom
Lab Diagrams –atoms proposed by Dalton, Thompson, Rutherford Bohr, Schrodinger
7-2 Protons, Neutrons, and Electrons –How they differ.
Lab- Using magnetic manipulatives show & identify different atoms ,ions and isotopes
Lab-Radioactivity( alpha, beta, gamma rays)
Math Skills* Calculating the average atomic mass of an element if you know the percentage of each isotope
Lab- Finding half life of a radioactive element
Unit 3 Elements and Chemical Bonds ( text chapter 8)
8-1 Electrons and Energy Levels- How elements join together to make chemical bonds.
Lab Activity- Lewis Dots
Lab Activity- Configuration of an atom,(shelves)
8-2 Compounds, Chemical Formulas, and Covalent Bonds-Properties of covalent bonding
Lab Activity- Periodic Table basics
8-3 Ionic and Metallic Bonds-To understand ionic bonding, metallic bonding and covalent bonding
Lab- using magnetic manipulatives demonstrate the different types of bonding
Math Skills* Using percentage to calculate how the radius changes in an ion
Lab-& Math*- Balancing Equations
Unit 4 Chemical reactions and Equations (text chapter 9)
9-1 Understanding reactions-What are the signs of a chemical reaction and what happens to atoms?
Lab- Activity to discover the different types of chemical reactions
9-2 Types of Chemical reactions-How can you recognize the type of Chemical reaction by the number or type of reactants and products.
Lab- Four types of Chemical Reactions –( 5 days)Students complete the equation & identify the reaction
9-3 Energy Changes and Chemical reactions-Why do chemical reactions always involve a change in energy? The difference between endothermic and endothermic.
Math Skills* –Use Geometry to calculate surface area
Lab- Experiment (endothermic and exothermic)
Unit 5 Mixtures, Solubility and Acid Base Solutions
10-1 Substances and mixtures- How do substances and mixtures differ and how do compounds differ from mixtures?
Technology- Discovery Ed, “Molecules and Compounds” interactive
Lab- Identify a solution or heterogeneous mixture
Technology-Discovery Ed- Acids , Bases, and Salts (46min)
10-2 Properties of Solutions-How do concentration and solubility differ?
Lab-Solubility
Math Skills*-Solve for concentration of a solute in a solution.
Technology-Discovery eD“Mixtures and Solutions” (18min)
10-3 Acid and Base Solutions- How does the concentration of hydronium ions effect pH?
Technology-PhET- (interactive simulations)- pH scale
Math Skills*- Graphing the solubility of a solute
Lab- Compare the different properties of solubility.
Solubility is a characteristic property.
Unit 6 Describing motion
1-1- Position and Motion-How does the description of an objects position depend on a reference point. Difference between distance and displacement
Technology-PhET (interactive simulations)-Forces & Motion Basics to include ,netforce,motion,friction,acceleration
1-2- Speed and Velocity-How to use a distance time graph to calculate speed.
Lab- Using windup toys to calculate speed
Math skills *– calculating speed S=d/t
1-3 Acceleration-The different ways an object can accelerate
Math skills*- Practice solving word problems on acceleration.
A=V2-V1/t
Lab- In what ways can velocity change? Launch lab(text)
Lab- Make a Balloon rocket
Unit 7 The laws of Motion
2-1 Gravity and Friction- How does friction effect motion? The Law of universal gravitation.
Lab- Friction demonstrations
Lab- Hover craft
Technology-Discovery Ed- “Basic Physics: Exploring Laws of Motion: (21mim)
2-2 Newton’s First Law- How does the first law relate to balanced and unbalanced forces (Inertia) and how does it affect the motion of objects.
Technology-Discovery Ed- Newtons 3 Laws& examples
Lab- Quarter in a cup
Technology- Sky Dive Science World Mag & questions
Lab – Inertia tower- Paper cup challenge
2-3 Newton’s Second Law- The acceleration of an object is equal to the net force acting on the object divided by the objects mass.
Lab- Centripetal force-water activity
Technology-Demonstrations of physics-You Tube
Free fall and Projectile ( 2 min)
Shoot and Motion (2 min)
2-4 Newton’s third Law-Equal and opposite force
Technology-You tube-Examples of Laws of Motion
Math skills* Finding momentum
Technology- -You tube-“Laws of Motion” (GC)
LAB- Special lab Roller Coaster with foam pipe & marbles
This finishes Newtons Laws
Unit 6 Geologic Time
17-1 Geologic History and the Evolution of Life-Development of the Geologic Line and mass extinctions.
Lab-Interpret Data – How has life changed over time
Technology- Discovery Ed –“Historical Geology: A glimpse of Earth’s Past”
Lab- Activity –create time chart Eons, Eras,Periods and Epoch
17-2 The Paleozoic era- what does fossil evidence reveal about the Paleozoic era.
Technology- Discovery Ed ---“Mass Extinction”( 3min)
Lab- Creating a fossil
17-3 The Mesozoic Era-Major geological events during this period.
Math skills*-Use percentages to calculate time taken by each period
17-4 The Cenozoic Era –Major geologic events of this period.
Technology- Discovery ED “Walking with Lucy”(2min)
Discovery Ed “Walking on Two Feet”(5min)
Discovery Ed “Just the Facts Early Man (48min)
Sources
- McGraw Hill-Glencoe iScience (Text and digital text)
Integrated course 3, Grade8
2012 1st edition ISBN 9780078955907
Technology
-PhET-Interactive Simulations- produced by Univ. of Colorado
-Discovery ED
- Power Points
-Science World Magazine