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8 Grade
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
145
Physical Science
8th Grade Standard 1.1
8.Physical Science.1.1 Identify and calculate the direction and magnitude of forces that act on
an object, and explain the results in the object's change of motion.
Essential Questions - 21st Century Skills
Evidence Outcomes:
and Readiness Competencies:
a. Predict and evaluate the movement of an
1. What relationships exists among force,
object by examining the forces applied to it.
mass, speed, and acceleration?
b. Use mathematical expressions to describe
2. What evidence indicates a force has acted
the movement of an object.
on a system? Is it possible for a force to act on
a system without having an effect?
c. Develop and design a scientific
investigation to collect and analyze speed and
3. What are the similarities and differences
acceleration data to determine the net forces
between distance and displacement?
acting on a moving object.
4. What are the similarities and differences
between mass and weight?
5. What relationships exist among force, mass,
speed, velocity, and acceleration?
6. What is the relationship between friction
and the motion of an object?
Academic Vocabulary:
Assessment:
acceleration
displacement
distance
force
friction
gravity
inertia
mass
motion
Newton's Laws of Motion
speed
velocity
weight
Suggested Activities/Strategies:
1, 2, 4, 5, 6, & 7. Assessments are built into
the lessons.
1. Granny on a Ramp Activity: Students
identify balanced and unbalanced forces,
observe the effect of various ramps on
potential and kinetic energy, and determine
The Science Queen
3. Assess the journal content for evidence of
understanding.
Resources/Technology:
Free Clip Art
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
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Physical Science
8th Grade Standard 1.1
height, slope, and velocity.
Free I-pad Apps
2. Newton Car: In this activity, students test a
slingshot-like device that throws a wooden
block causing the car to move in the opposite
direction.
Free PowerPoints
3. Newton's First Law of Motion Activities:
This site has several demonstrations that
students can perform. Have them explore and
then write their findings in a journal.
4. Design a Luge: By applying the physical
forces of friction and gravity students can
design faster luges and exciting luge courses.
Free Interactive Games
Middle School Science Link
Multiple Science Lesson Plans
Newton's First Law of Motion
Physics for Kids
Velocity/Acceleration PowerPoint
Newton's Laws Unit
Several Force and Motion Lesson Plans
5. Newton's Laws: Students conduct balloon
races to observe Newton’s Third Law.
6. Force and Motion Lesson Plan: The focus
of this unit is on Newton's Three Laws of
Motion. Students discuss, explain, and
demonstrate the three laws. The culminating
activity requires students to create a fanpowered vehicle.
7. Science of Energy Motion Introduction:
This unit introduces students to motion
(mechanical energy) through reading and a
worksheet.
1. Granny on a Ramp Activity
2. Newton Car
3. Newton's First Law of Motion Activities
4. Design your own Luge
6. Force and Motion Lesson Plan
7. Science of Energy Lesson
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
147
Physical Science
8th Grade Standard 1.2
8.Physical Science.1.2 There are different forms of energy, and those forms of energy can be
changed from one form to another but total energy is conserved.
Essential Questions - 21st Century Skills
Evidence Outcomes:
and Readiness Competencies:
a. Gather, analyze, and interpret data to
1. Which forms of energy can be directly
describe the different forms of energy and
observed and which must be inferred?
energy transfer.
2. What evidence supports the existence of
potential and kinetic energy?
b. Develop a research-based analysis of
different forms of energy and energy transfer.
3. Is there a limit to how many times energy
can be transferred? Explain your answer.
c. Use research-based models to describe
energy transfer mechanisms and to predict
amounts of energy transferred.
4. In which direction does thermal energy
move?
Academic Vocabulary:
Assessment:
chemical energy
conduction
convection
energy
kinetic energy
Law of Conservation of Energy
mechanical energy
nuclear energy
potential energy
radiation
solar energy
thermal
Suggested Activities/Strategies:
1, 3, 4, 6, & 7. Assessments are built into the
lessons.
1. Students do an activity in which heat is
transferred from hot water to metal washers
and then from hot metal washers to water.
Energy Audit
2. Make Your Own Roller Coaster: The
physics behind coasters, carousels, bumper
cars, and other amusement park rides is
explained here. Students design their own
virtual roller coaster.
StudyJams
2. A working Roller Coaster design is
evidence of content understanding and
application.
Resources/Technology:
Conservation of Energy YouTube Video
Free Clip Art
Free I-pad Apps
Free PowerPoints
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
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Physical Science
8th Grade Standard 1.2
3. Bouncing Poppers: This is an activity
involving poppers and measurement of
distance.
Free Interactive Games
4. Toy Car Activity: In this activity, students
perform an exercise using different toy cars to
illustrate the effect mass has on kinetic and
potential energy.
Renewable Energy Activities
Science of Energy Lesson Plans
Forms of Energy Worksheet
Energy Booklet
Energy Transfer Resource
Video on Kinetic and Potential Energy
Energy Activities
Energy Transfer Site
Middle School Math and Science Portal
Renewable Energy Activities
Energy and Science Lesson Plans
Free Lesson Plan Page Hot Chalk
5. Share My Lesson has multiple lesson plans
over energy.
6. Conduction, Convection, Radiation Lesson:
Students consider heat transfers that occur in
everyday situations and investigate
conduction, convection, and radiation.
7. Converting Energy Lesson: This lesson
develops student ideas of what energy is and
how it can be measured and introduces them
to energy transformations and conversions.
Energy Lessons from Class.net
1. Heat, Temperature, and Conduction
2. Make Your Own Roller Coaster
3. Bouncing Poppers
4. Potential and Kinetic Energy Toy Car
Activity
6. Conduction, Convection, Radiation Lesson
7. Converting Energy Lesson
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
149
Physical Science
8th Grade Standard 1.3
8.Physical Science.1.3 Distinguish between physical and chemical changes, noting that mass
is conserved during any change.
Essential Questions - 21st Century Skills
Evidence Outcomes:
and Readiness Competencies:
a. Identify the distinguishing characteristics
1. What are the characteristics that distinguish
between a chemical and a physical change.
physical and chemical changes?
b. Gather, analyze, and interpret data on
2. Is it easier to observe the conservation of
physical and chemical changes.
mass in physical or chemical changes? What is
the evidence?
c. Gather, analyze, and interpret data that
show mass is conserved in a given chemical or
3. What would happen if mass were not
physical change.
conserved?
d. Identify evidence that suggests matter is
always conserved during physical and
chemical changes.
Academic Vocabulary:
e. Examine, evaluate, question, and ethically
use information from a variety of sources and
media to investigate physical and chemical
changes.
Assessment:
chemical change
chemical property
gas
Law of Conservation of Mass
liquid
mass
matter
physical change
physical property
plasma
solid
states of matter
Suggested Activities/Strategies:
1. & 2. Use activity sheets below.
1. Chemical Reaction Activity: Students
explain that for a chemical reaction to take
place, the bonds between atoms in the
reactants are broken, the atoms rearrange, and
new bonds between the atoms are formed to
make the products.
Middle School Chemistry
3, 4, 5, 6, 7, & 8. Assessments are built into
the lessons.
1. Student Activity Sheet
1. Answer Key
2. Student Activity Sheet
2. Answer Key
Resources/Technology:
Free Clip Art
Free I-pad Apps
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
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Physical Science
8th Grade Standard 1.3
2. Chemical Change Activity: Students
analyze the chemical equation for the reaction
between vinegar (acetic acid solution) and
baking soda (sodium bicarbonate.)
3. Do Molecules Change Their Nature?:
Students observe chemical changes, identify
chemical properties, and review the distinction
between chemical changes and physical
changes, both in terms of the production of
new substances and changes in molecules.
Free PowerPoints
Free Interactive Games
Reactions PowerPoint
It's a Chemical Reaction Opener
Physical and Chemical Reactions Activities
Physical and Chemical Change Foldable
Multiple Chemical Reactions
Virtual Lab on Physical and Chemical
Changes
4. Several Experiments: This lesson plan has
several different experiments for the students
to perform.
5. Share My Lesson: This Chemical Reactions
lesson has student activity sheets and
PowerPoints.
6. Physical Chemical Change Activity: Using
what they know about physical and chemical
changes, students place each card into the
correct category and record data in a chart.
7. Pop the Top: The students experience what
happens when there is a buildup of gas and
pressure, providing a contrast between a
physical and chemical change.
8. Slime and Goo Activities: This link
contains multiple hands-on activities to
demonstrate Chemical Reactions.
1. Chemical Reaction Activity
2. Chemical Change Activity
3. Do Molecules Change Their Nature?
4. Several Experiments
5. Share My Lesson
6. Physical and Chemical Change Activity
7. Pop the Top
8. Slime and Goo Activities
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
151
Physical Science
8th Grade Standard 1.4
8.Physical Science.1.4 Recognize that waves such as electromagnetic, sound, seismic, and
water have common characteristics and unique properties.
Essential Questions - 21st Century Skills
Evidence Outcomes:
and Readiness Competencies:
a. Compare and contrast different types of
1. What are some different ways to describe
waves.
waves?
b. Describe for various waves the amplitude,
2. What are the properties of waves?
frequency, wavelength, and speed.
3. What is the difference between pitch and
frequency in sound?
c. Describe the relationship between pitch and
frequency in sound.
4. What are the differences among light
absorption, reflection, and refraction?
d. Develop and design a scientific
investigation regarding absorption, reflection,
and refraction of light.
Assessment:
Academic Vocabulary:
amplitude
electromagnetic wave
frequency
pitch
reflection
refraction
seismic wave
sound wave
speed
wave
wavelength
1. No written assessment for this hands-on
activity.
2, 4, & 7. The assessments are built into the
activities.
3. The worksheet from the activity can be used
as assessment.
5. Use answers to the questions as assessment.
6. Use a teacher-developed test as assessment.
Suggested Activities/Strategies:
3. Waves Worksheet
5. Waves Assessment
Resources/Technology:
1. Use the Kinesthetic Activity to show the
difference between transverse and longitudinal
waves.
Share My Lesson
2. Demonstrate the difference between pitch
and frequency with homemade guitars.
Free Clip Art
Better Lesson
Free I-pad Apps
3. Transverse Wave Activity: Students classify
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
152
Physical Science
8th Grade Standard 1.4
waves as mechanical or electromagnetic
and describe longitudinal and transverse
waves. Students examine a transverse wave
using a slinky.
4. Relationship between Wavelength and
Frequency: The students discover and verify
the relationship between wavelength and
frequency on the Electromagnetic Spectrum.
5. Wave Online Activity: Students read an
article about waves and answer questions
online about what they read. There are also
links on the properties of waves.
Free PowerPoints
Free Interactive Games
Sound PowerPoint
YouTube Video on Nodes
Wave Demonstrations
Better Lesson
YouTube Wave Video
Multiple Wave Resources
Wave Simulations
Wave Activity
Sound Experiments
6. Sound in the Air: The focus of this unit is
sound, how sounds behave, the two types of
sound waves, and how sound waves move.
7. The Vibrational Nature of Sound
Experiment: Students explore sound
frequency, pitch, and conduction using the
string telephone, tuning fork, and musical
glasses experiments.
1. Kinesthetic Activity
2. Pitch and Frequency Activity with Guitar
3. Transverse Wave Activities
4. Wavelength and Frequency Lesson
5. Wave Online Activity
6. Sound in the Air
7. Vibrational Nature of Sound Experiment
Copyright © 2013 South Central Board of Cooperative Educational Services and Education Designs.
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