ScienceSource 8 - Unit C

The Waterloo Water Pump - this 1-minute Canadian Heritage Minute briefly explains the PVC water pump used throughout the world, and which was designed in Canada 30 years ago.

Hand Pumps for Fresh Water - you may have used these many times before without truly understanding how they work; for some people, these are the sole source of fresh water.

• Hand pump - combining new materials with old technology.
• How Pumps Work - this example shows a spray bottle.

Unit Task: Fluids Moving Through Pipelines - many fluids are transported through pipelines, and the properties of fluids inside these pipes might surprise you:

• Characteristics of Fluids - here are the fluid basics.
• Fluid Properties Calculator - use this calculator to observe changes between fluids and their properties.
• Flow, Pressure, and Pipe Size - there must be some relationship between pipe size, fluid pressure, and flow rate, but what could it be?

Submarines - how do they float, how do they sink?

• How Submarines Work - this will answer all your questions about subs.
• Submarine - wonderful historical information.

Cartesian Diver - build your own buoyancy demonstrator:

• Cartesian Diver - a simple model that works well.
• Cartesian Diver Movie - good explanation comes with a very good movie.

Plasma - a very cool (or is it hot?) state of matter:

• Plasma Basics - a good place to start!
• How Plasma Cutters Work - putting a state of matter to work!
• Plasma - an encyclopedia of information!

Section 7.1 Quiz - need more practice? Try this online quiz.

The Many Uses of Fluids - fluids are vital in many systems. How does it all work?

How the Particle Theory Explains Properties of Fluids - fluids and their particles behave in some unique ways.

• Liquid Nitrogen - a very instructing substance!
• Homemade Thermometer - keeping safety and supervision in mind, an actual ethanol thermometer can be created.

Atoms, Particles and the States of Matter - an amazing lesson on particles and what they have to do with the states of matter.

Fluids and the Particle Theory of Matter - do you understand the particles of fluids?

Section 7.2 Quiz - need more practice? Try this online quiz.

Glassblowing - everything you could want to know about the art of glassblowing.

Unit Task: Fluids Moving Through Pipelines - many fluids are transported through pipelines, and the properties of fluids inside these pipes might surprise you:

• Characteristics of Fluids - here are the fluid basics.
• Fluid Properties Calculator - use this calculator to observe changes between fluids and their properties.
• Flow, Pressure, and Pipe Size - there must be some relationship between pipe size, fluid pressure, and flow rate, but what could it be?
• Fluid Mechanics - fluid mechanics is the study of how fluids respond to pressures and forces.
• Fluid Dynamics - fluid dynamics is the study of how fluids flow.

Hot Air Balloons - there is a lot of science behind this beautiful pastime:

• How Hot Air Balloons Work - great diagrams and photos. Don't miss the video!
• Hot Air Balloon - all about hot air balloons.

Motor Oil Grades - what do those numbers mean?

• Motor Oil Grades - a clear description of what SAE numbers mean.
• More Than You Ever Wanted to Know About Motor Oil - that's very true! Lots of information here.

Section 8.1 Quiz - need more practice? Try this online quiz.

Viscosity and the Effects of Temperature - what is viscosity and why is it important?

Density Laboratory - - change the density of the liquid in the beaker and add objects to see what happens (ExploreLearning login is required).

Density via Comparison - - use four beakers with liquids of certain densities to determine the density of objects placed in them (ExploreLearning login is required).

Archimedes' Principle - - add weight to a boat and see if it sinks into a tank of liquid (ExploreLearning login is required).

Archimedes' Principle and Controlling Buoyancy - try these activities to test your ability to control the buoyancy of an object:

• Underwater Dream Machine - you build your own diving tank! Complete instructions for classroom activity.
• Hitler's Lost Sub - another great buoyancy activity, includes complete instructions.

FLIP Research Platform - an amazing approach to ocean research:

• Floating Instrument Platform: FLIP - don't miss the image gallery!
• FLIP Research Vessel - very interesting details about FLIP.

Airships - how do they control their flight?

• Airship - a huge amount of information on airships and how they work.
• How the Aeroscraft Will Work - this unique new airship may play a big role in future air transport.
• How Blimps Work - several pages of excellent information.

Density and Buoyancy - to float or not to float?

Section 8.2 Quiz - need more practice? Try this online quiz.

Ear - what role does pressure play in hearing?

• Ear - a great diagram and even better explanation of how the ear works.
• Why do my ears pop when I dive in the deep end of the pool? - yes, why does that happen? It's pressure!
• Nervous system: Hearing - a very good explanation with a good animation as well.

Ultrahigh-pressure Water systems - a very cool technology that can serve a number of purposes:

• Water Jet Cutter - cutting metal with water, who knew?
• How Can Water Cut Through Steel? - watch this amazing technology in action.

Pressure in Fluids - how does pressure affect fluids?

Section 8.3 Quiz - need more practice? Try this online quiz.

Meteorology - predicting the weather is a difficult job:

• Meteorology - an encylcopedia of information!
• Environment Canada Weather Office - get a forecast anywhere in Canada.

Unit Task: Fluids Moving Through Pipelines - many fluids are transported through pipelines, and the properties of fluids inside these pipes might surprise you:

• Characteristics of Fluids - here are the fluid basics.
• Fluid Properties Calculator - use this calculator to observe changes between fluids and their properties.
• Flow, Pressure, and Pipe Size - there must be some relationship between pipe size, fluid pressure, and flow rate, but what could it be?
• Fluid Mechanics - fluid mechanics is the study of how fluids respond to pressures and forces.
• Fluid Dynamics - fluid dynamics is the study of how fluids flow.

Mmmm.... Popcorn! - watch this 1-minute, slow-motion video of popcorn kernels popping.

Oobleck and Non-Newtonian Fluids - these unique fluids have some properties that are strange and fun to explore.

• ScienceMan Digital Lesson - Physics - Non-Newtonian Fluids - excellent lesson on fluids.
• Non-Newtonian Fluid - extensive explanation of NNFs.

How Hydraulic Machines Work - a very good set of pages explaining hydraulics.

Pneumatic Nail Guns - explanation of how nail guns work, compressed air provides the force to push a nail through solid materials.

The Internet Glossary of Pumps - believe it or not, someone has compiled a page with explanations of just about every type of pump imaginable, including some good animations.

Scuba Diving and Deep Sea Vehicles - ready to go for a dive?

• How Scuba works - all the details and the hazards, too.
• What Causes the Bends? - you definitely don't want to experience the "bends".
• Decompression Sickness - an encylcopedia of information!
• Bathyscaphe Trieste - this deep sea vessel went deeper than any other.
• Deep-Sea Machines - fantastic page with lots of deep-sea machine info.
• Hyperbaric Oxygen Therapy - fully explanation from Health Canada.

Heart Valves and Artificial Heart Technology - saving lives with valve technology:

• Artificial Heart - has a good history of the devices.
• How Artificial Hearts Work - excellent explanation of the valves and hydraulics that are part of this technology.

Crude Oil Extraction - what is involved in pumping oil from the Earth's crust?

• Petroleum - an excellent overview of the history, techniques, and costs of oil extraction.
• Oil Spill - how do oil spills affect the environment?
• Greenhouse Gases in the Atmosphere - how does oil burning contribute to global warming?
• Hubbert Peak Theory - how long will oil reserves last? Not as long as you think!

Section 9.1 Quiz - need more practice? Try this online quiz.

Fluid Systems - many systems depend on fluids to work, do you understand them?

Oil Spills - find out more about the effects of these tragic spills:

• List of Oil Spills - here is a complete list of all major oil spills, click on them to learn more.
• Exxon Valdez Oil Spill - not one of the biggest, but one of the most environmentally devastating.
• Sea Empress - one of Europe's worst oil spills.
• 2007 Korea Oil Spill - its negative effects will go on for some time.

The Spills Bill - an attempt to reduce oil spills in Ontario:

• Ontario Government Bill 133 - the complete text of bill 133.

Disposing of Household Fluids - properly disposing of consumer waste:

• Understanding Hazardous Waste in Ontario - an excellent fact sheet that answers many questions.
• Garbage and Recycling - great information from the city of Toronto.

The Impact of Fluid Spills - what happens when fluids are spilled and what can we do to help?

Section 9.2 Quiz - need more practice? Try this online quiz.

How Quicksand Works - quicksand is more of a movie problem than a real problem, so relax if you fall into some.

Unit Task: Fluids Moving Through Pipelines - many fluids are transported through pipelines, and the properties of fluids inside these pipes might surprise you:

• Characteristics of Fluids - here are the fluid basics.
• Fluid Properties Calculator - use this calculator to observe changes between fluids and their properties.
• Flow, Pressure, and Pipe Size - there must be some relationship between pipe size, fluid pressure, and flow rate, but what could it be?
• Fluid Mechanics - fluid mechanics is the study of how fluids respond to pressures and forces.
• Fluid Dynamics - fluid dynamics is the study of how fluids flow.

Pipeline Problems - what fluid cross Canada in pipelines?

• TransCanada Pipeline - a network of pipelines used to distribute natural gas in Canada.
• Pipeline Transport - all sorts of fluids are moved in pipelines.