UNIT A - Forces and Machines
Nye the Science Guy
You can find information and activities about forces and machines. Click
on Episode Guides for information and Home Demos for activities.
Find out about the science behind roller coasters, their history,
and how to make one.
Chapter 1: Forces Around Us Affect the
Movement of Objects
CHAPTER 1 OPENER
Learn about the science of skateboarding and skateboarding equipment.
Section 1.1: What Makes Things Move.
Learn about the science of NHL hockey at this Exploratorium site.
Section 1.2: Measuring Forces
Calculate your weight on all of the planets.
Read about the GRACE (Gravity Recovery and Climatic Experiment)
mapping of the Earth's gravitational pull. Find out where on Earth you
will weigh the least.
Section 1.3: Friction
Learn about friction and how it affects the movement of objects
in this interactive site.
Section 1.4: How Does Surface Texture Affect Force?
Do this experiment to find out if bearings can reduce friction.
Section 1.5: What Affects the Amount of Force Needed to Move
Objects in Space
Log into this NASA site to learn how astronauts train to work in
the microgravity of space.
Section 1.6: How Do Slope and Load affect How Far a Can Rolls?
Learn about the connection between sports and forces. Follow the
links to find out about the science behind baseball, surfing, and cycling.
Section 1.7: Combining Forces
Learn how forces combine and how to draw force diagrams to show
all the forces acting on an object.
Learn how to calculate an object's momentum.
Learn about the forces of aeronautics and how thrust, drag, and
lift affect flight.
and Unbalanced Forces
Find out more balanced and unbalanced forces and many other topics
related to forces.
Chapter 2: Machines Use Force to Do Work
Section 2.1: Machines Make Work Easier
Find out more about work and the history of simple machines.
Section 2.2: Machines and the Work They Do
Read information about the six simple machines and choose activities
to demonstrate how they work.
and Mechanical Advantage
Read about the six simple machines and how to calculate mechanical
in the Home
Explore simple machines found in the home and tool shed on this
Section 2.3: Levers
Learn how a pair of scissors contains levers in action and do a
science activity on levers.
On this site you can balance frogs along a lever. Move closer or
farther away from the fulcrum to create a balance of two frogs of different
Learn about Archimedes claw - a machine that used the principle
of the lever to flip an attacking ship.
Three Classes of Levers
Learn about the three classes of levers. Watch them in action and
read about examples of each class.
Section 2.4: Wheels and Axles
of the Wheel
Read this to find out about the history of the wheel.
Use what you know about wheels and axles to build a jumping whirligig
in a box.
Learn about a special wheel called a gear. Play a game to see how
gears move when they are meshed together.
Section 2.5: Pulleys
Design an "elevator" to move food above the ground.
Section 2.6: Inclined Planes and Wedges
Log into this site to learn more about the inclined plane.
Log into this site to learn more about the wedge.
Section 2.7: Screws
Log into this site to learn more about the screw.
Read about the Canadian inventor, Peter Robertson, and his famous
screw and screwdriver.
Chapter 3: We Use Simple and Compound
Machines to Do Work for Us
Section 3.1: Compound Machines
Machines Past and Present
Look at pictures of common compound machines, including both early
and modern machines.
Go to this site to play a game and try to match a Leonardo da Vinci
sketch of a machine to its purpose.
Find out about the science of cycling. Click on the menu for links
to find out more about wheels and axle and gears in a bicycle.
Section 3.2: The Power of Compound Machines
Learn about the Springwalker, a new machine that increases the power
of leg movements.
Section 3.3: Compound Machines Over Time
Learn how machines have changed over time by finding out more about
the tools and machines used by pioneers.
Learn about pioneer tools and how pioneers made their homes, obtained
food, and moved from place to place.
Section 3.4: Compound Machines in Mining
Find out about the tools and machines used in early gold mining
operations in British Columbia .
Find out how coal was mined in British Columbia and how it is mined
Section 3.3: Compound Machines in Forestry
Learn about the role of the machine called the steam donkey in logging
in British Columbia .
Look at photographs of early logging in British Columbia .
Science Works Carving Using Simple and Compound Machines
See Harold Harry, a pole carver in action.
Section 3.6: Nisga'a Fish Wheel
Nisga'a Fish Wheel
Take a closer look at a Nisga'a fish wheel and learn how this fishing
method helps the Nisga'a nation manage the salmon.
Apply What You've Learned: How We Use Machines Then and Now
Learn how the Haida carved canoes and more about their history.
of Early Settlers
Learn about the early ways of British Columbia settlers, including
farming, fishing, agriculture and mining.
Learn about the raising of totem poles.
Learn how early settlers to Canada traveled to get here and to move
across the country.
Making Connections: Design a Compound Machine
Get inspiration and enjoy looking at some of the inventions of Rube
Goldberg. Follow the links to check out Rube Goldberg designs at the
Gallery, read biographical information, or to find out about Goldberg
competitions in your area.
Go to the Engineering category to find ideas to help you design
your own compound machine.
UNIT B - The
Chapter 4: Your Body Takes In
Nutrients and Oxygen to Keep You Alive
Section 4.1: What Is a Body System?
Learn all about cells and how your body's cells are organized into
tissues, organs, and systems.
Section 4.2: Your Digestive System and How It Works
Read more about the digestive system and have fun with an interactive
diagram of the system.
Take a short quiz on healthy eating, and then read to find out more
about the correct answers.
Section 4.3: Your Respiratory System and How It Works
Read an article on the lungs and the respiratory system, including
some common diseases.
Look at an animation to see what happens inside your body when you
breathe in and out.
Apply What You've Learned: Make a Good Health Poster
Food Guide to Healthy Eating
Find out what and how much you should eat.
Chapter 5: Your Heart and Blood Carry
Nutrients and Oxygen to Your Cells
Section 5.1: Your Body's Transportation System
This page gives you an overview of the circulatory system. You can
go to other pages to find out more about the system as you read the
sections in your textbook and do an interactive quiz at the end.
Section 5.2: The Job of Your Heart
This animation shows how blood moves into and out of your heart.
Section 5.3: Your Blood and What It Does
All about blood. Click on the links to find out more about the parts
Find out about blood types.
Section 5.4: Does Exercise Affect Your Heart Rate?
Find out more about your heart and why exercise is good for it.
Section 5.5: Getting Rid of Wastes Through Your Blood
Read an article on the kidneys and excretory system and look at
an interactive diagram of the system.
Section 5.6: How Your Circulatory Systems Interacts with Other Body
Click on the links to review what you have learned about the respiratory,
digestive, circulatory, and excretory systems.
Chapter 6: Your bones, Muscles, and Skin
Support and Protect Your Body
Section 6.1: Your Body's Framework
About Your Bones
Read all about your bones and what they do for you.
Section 6.2: Your Bones
of Your Skeleton
In this puzzle, put the bones back together to make a human skeleton.
Click on the skeleton to show where different bones are.
Section 6.3: How Your Bones Move
Read this page to find out about four different types of joints.
Section 6.4: The Role of Calcium in Bones
Read why and how you can take care of your bones. You can also do
a word puzzle on "bone" words.
Section 6.5: Your Muscular System
Read this to find out about the three kinds of muscles in your body.
Muscles Can Do
All about muscles and what they can do. Includes an animation about
how your knee works.
Section 6.6: Skin: Your Protective Covering
More information about your skin.
Hair, and Nails
More about your skin with links to information on hair and nails.
Section 6.7: How Your Bones, Muscles, and Skin Interact with Other Body
Click on the links to review what you have learned about the skeletal
and muscular systems.
Muscles, and Skin
Read this to review bones, muscles, and skin.
Chapter 7: Your Nervous System Controls
All Your Other Body Systems
Section 7.1: The Parts of Your Nervous System
Read more about your nervous system.
of the Nervous System
Learn about the different parts of your nervous system.
Section 7.2: The Brain: Your Control Centre
Read all about the brain. Link to some brain games.
Do some on-line jigsaw puzzles and see if you can improve your scores
and Your Brain
Read and see what happens in your brain when you hear the word "cat."
Section 7.3: Test Your Reaction Time
Test your reaction time and see how quickly you can "swing a bat."
Light, Green Light
Another reaction time test. Can you improve your reaction time?
Section 7.4: Your Senses
See how your brain can be fooled by these famous optical illusions.
Read an article on the eye that includes a diagram of the eye.
Find out more about all your senses.
Section 7.5: How Your Nervous System Interacts with Other Body Systems
Choose a body system at the top of the page to review what you have
learned in this unit.
Making Connections: Create a Road Map of Your Body
Play an interactive game where you put organs from each body system
back into a body.
UNIT C - Earth's Resources
Chapter 8: We Depend on Earth's Natural
Resources for Our Survival
Section 8.1: Earth's Natural Resources
Resources in British Columbia
Look at this site for an overview of British Columbia 's natural
resource use in fishing, mining, and forestry over the last 200 years.
Section 8.2: The Impact of Resource Use
Learn about the ecosystems of Earth. You can listen to a narrator explain
the different biomes of the world.
Learn more about ecosystems and terrariums. Scroll down to the terrarium
Section 8.3: Conserving Resources
Learn more about conservation by visiting Recycle City. Use what
you learn to clean-up Dumptown.
Chapter 9: Renewable Resources Can Replace
Section 9.1: Renewable Resources
Go to the Youths page for information and activities about protecting
our natural resources in British Columbia .
Section 9.2: Salmon
Cycle of Salmon
Find out about the life cycle of salmon and play some games.
Read about salmon on this site from the Vancouver Aquarium.
Section 9.3: Forests
of British Columbia
Find out about the large variety of trees found in British Columbia
Make your own paper at home or in the classroom.
Learn about trees, how they benefit people, and how you can help
Games and activities that can help you learn about our forests.
Awesome Science: Cedar: The Tree of Life
Find out about totems and what the carvings on them mean.
Section 9.4: Water
Read to find answers to common questions about water.
Read more about the water cycle.
All About the
Read about the different stages of the water cycle.
Section 9.5: How Does Water Pollution Affect Living Things?
Play a detective to find out how contaminants affect the living
things in our seas.
Section 9.6: Renewable Energy Resources
Read this to find answers to questions about solar energy.
Use the interactive map to find out about different renewable energy
Chapter 10: Non-Renewable Resources Can
Be Used Only Once
Section 10.1: Non-Renewable Resources
Solve word search puzzles about oil and gas and diamond exploration,
mining, and drilling.
Explore this site to find out about minerals and metals mined in
Canada , how minerals and metals are important in our lives, and much
10.2: Mining Minerals
Follow the links on this page to see a video about blasting a tunnel,
photos about the mining process, things that are made from minerals,
and more about mining in British Columbia .
10.3: Processing Ore to Find Minerals
Read about copper, and then follow the link to mining to find out
more about mining in Canada .
ScienceWorks: Plants: Nature's Way of Helping the Environment
Learn about air and how to maintain and improve the quality of air
in British Columbia .
Section 10.4: Opening and Closing a Mine
Look at photos showing the reclamation of mine sites in British
Section 10.5: Mining Chocolate Chips
You can start a mine on this interactive web site.
Section 10.6: The Pros and Cons of a New Copper Mine
Find out about opening and closing a mine in Australia .
Section 10.7: Fossil Fuels
Read about coal in Canada , and play a game to practise your knowledge.