GA Milestones
Predictor Review Links
8th Grade Physical Science
AKS
Number
Objectives
Links to Study
11
examine the scientific view of the nature of matter
11a - distinguish between atoms and molecules
11b - describe the difference between pure substances (elements and compounds) and
mixtures
11c - describe the movement of particles in solids, liquids, gases and plasma states
11d - distinguish between physical (density, melting point, boiling point) and chemical
properties of matter (reactivity, combustibility)
11e - distinguish between physical and chemical changes (development of a gas,
formation of a precipitate and/or change in color) in matter
11f - identify and demonstrate the Law of Conservation of Matter
Matter @ Chem4kids.com - click on the information in
the menu to the right to view the tutorial you need; then
click on Atoms & Reactions at the top!
What Is and Isn't Matter - video clip from nextvista.org
Model of the Atom - student produced video
Melting Points - scroll down to see the game
Solids, Liquids, & Gases - scroll down to see the game
Matter/Chemical and Physical Changes - this page has
links to LOTS of games and activities!
Changes in State - student produced video from
nextvista.org
12
investigate the arrangement of the Periodic Table
12a - use the Periodic Table of Elements to gather information about an element
12b - classify elements as metals, nonmetals or metalloids using the Periodic Table
12c - use the Periodic Table to explain the similarities and differences between elements
12d - identify common chemical symbols, formulas (i.e., H2O, NaCl, H2SO4, CO2)
Elements @ Chem4kids.com - this site will take you
through the periodic table, the groups and families, and
explain the metals vs. non-metals.  Click on the menu on
the right side.
Meet the Elements - a song by They Might Be Giants
Setting the Periodic Table - a game about the periodic
table by Mr. Nussbaum.  
13
examine various forms and transformations of energy
13a - explain that energy is conserved according to the law of conservation of energy
as energy is transformed from one form to another
13b - explain the relationship between potential and kinetic energy
13c - compare and contrast the different forms of energy (heat, chemical, nuclear, light,
electrical, mechanical, and sound) and their characteristics
13d - explain how heat is transferred through matter by conduction, convection and
radiation
13e - explain how heat causes matter to expand and contract
13f - explain the difference between heat and temperature
The Energy Story - see the menu on the left for the
topic you need to review
Geography4Kids - Energy resources page
14
investigate the relationship between force, mass and the motion of objects
14a - determine the relationship between force, mass and motion of objects
14b - demonstrate and explain the effect of balanced and unbalanced forces on an
object in terms of gravity, inertia and friction (Newton's Laws of Motion as they pertain to
everyday experiences)
14c - define speed as a rate and define velocity as speed in a given direction
14c1 - perform calculations involving speed, time and distance to interpret
distance-time graphs as representations of constant velocity or acceleration
14c2 - determine the relationship between velocity and acceleration (GPS)
The Physics Classroom's Shockwave tutorials - see the
list for what you need!
Physclips - video clips and tutorials about all the AKS 14
topics; from Australia
Demonstration of Newton's First Law - student produced
video
Newton's Laws; interactive tutorial from Science Channel
Newton's Laws - student produced video clip
Physics4Kids - Force and Motion; see the links on the
right and the menu topics at the top, too.
Speed and Velocity Song - cute song from They Might
Be Giants!
Forces in Action Game - scroll down to see the game
Physics and Motion - this page has links to LOTS of
games and activities
15
examine the mechanisms of simple machines and the effect they have on work
15a - describe the six types of simple machines and give an example of each
15a1 - identify the simple machines that make up a compound machine (bicycle,
scissors)
15b - analyze the relationship between work, power and time
15c - explain how machines make work easier
15d - investigate mechanical advantage     

Simple Machines from Franklin Institute - quick review
text
Interactive Simple Machines - from Aspire; more like a
game but fun!
17
investigate the properties of waves
17a - explain how waves transfer energy
17b - identify the structure, movement, and properties of electromagnetic and
mechanical waves
17c - describe how the behavior of light and sound waves is affected by mediums such
as air, water and/or solids
Science-class.net has some short and sweet notes on
waves with good diagrams
Differencebetween.net has a good overview article on
the basics of electromagnetic and mechanical waves
The Physics Classroom - Properties of Waves; make
sure you play the animations here to "see" the different
kinds of waves!
18
examine and explain how the behavior of light waves is manipulated causing
reflection, refraction, diffraction and absorption
18a - explain how refraction is used to separate light into the colors of the spectrum
18b - investigate and discuss how light interacts with mirrors (reflection) and lenses
(refraction) to produce images
18c - explain how the human eye sees objects and colors in terms of wavelengths
18c1 - explain how light responds to reflection, refraction, diffraction, and absorption
18c2 - explain how wavelengths of light are absorbed and/or reflected in order for the
human eye to see color
Physclips - Light; see the menu on the right to explore
the topics you need to review
The Science of Light - tutorials with simulations that help
you understand light
What is Light? - also see the second page about lenses
How We See - a game with mirrors and light
Light - this page has LOTS of linked games and
activities about light!
19
explore the wave nature of sound
19a - describe sound as a form of energy produced by vibrations
19b - diagram the parts of the wave and explain how the parts are affected by changes
in amplitude and frequency
19c - relate the properties of sound to everyday experiences (i.e., Doppler effect, pitch,
volume)
Physclips - waves and sound
Changing Sounds - scroll down to see the game
Sound - from explainthatstuff.com - good article with
good review,  although it's a little long, it's not boring to
read.
16
examine the factors that determine gravity and the effects that gravity has on
all matter in the universe
16a - explain that every object exerts gravitational force on every other object in the
universe
16b - distinguish between mass and weight
16c - model, illustrate and explain that the strength (magnitude) of the force of gravity
depends on the mass of the objects and the distance between objects
16d - explain why an object in the universe can never be truly weightless
Planet Impact - a game to explore gravity
What is Gravity Really? - from NASA
Weight or Mass? - an easy to read overview of weight
and mass and how they are NOT the same thing.
Gravity, Mass and Weight - a game to play with these
ideas - fun!
20
investigate the characteristics and interactions of electricity and magnetism
that classify them as major forces acting in nature
20a - define electric current as the movement of charges
20b - demonstrate and explain the movement of electrical charges
20d2 - demonstrate and explain the function of the various components of series and
parallel circuits (source/dry cell, circuit breaker, fuse, load)
20d3 - explain the advantages and disadvantages of series and parallel circuits and
demonstrate how they transfer energy
IPPEX: Electricity and Magnetism - follow the directions
to the tutorials
TechTopics: Electricity - use the menu to work through
the ideas you need to review
Static Electricity - short video clip from Next Vista
BBC's Electricity Links - Revise is a section to read and
Activity is the interactive tutorial/game
Physics4Kids - Electricity; see the links on the right
Circuits and Conductors - scroll down to see the game
Electricity and Energy - this page has LOTS of games
and activities about your topics, look for what you need
to review  
21
analyze the properties of magnets and magnetic fields
21a - describe how a generator produces electric current from the interaction of
magnetic and electric fields
21a1 - illustrate and explain the orientation of magnetic fields
IPPEX: Electricity and Magnetism - follow the directions
to the tutorials
Magnets and Compasses - this page has links to LOTS
of games and activities
4
apply standard safety practices for all classroom laboratory and field
investigations
The Scientific Method - see the links on the right of this
page to read a short bit about what you need to review

Ducksters Science - short overview of the scientific
method

Science Buddies - Scientific Method overview; make
sure you look at both tabs

Biology 4 Kids - Logic article explains different kinds of
reasoning; also, you can back up to the scientific
method article, if you need to!
6
apply computation and estimation skills necessary for analyzing data and
developing conclusions
5
use appropriate scientific tools, techniques and technologies to gather,
analyze and interpret data
10
analyze the importance of understanding systems, models and scales when
exploring scientific and technological matters
7
think critically and logically about relationships between evidence and
explanations
8
design and conduct investigations using the scientific method
2
identify questions and problems that can be answered and solved through
scientific inquiry