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| Revison Crossword on Heat | From thephysicsteacher.ie | ||
What's hot and what's not in the universe |
Unfortunately the emphasis is mostly farenheit but still worth checking out. |
4 Star | |
| Heat and Jiggliness | |||
What's the difference between Heat and Temperature? |
Very useful interactive animation |
4 Star | |
Another explanation from Bill Nye The Science Guy |
YouTube. 2 mins |
4 Star | |
| Can Humans Really Feel Temperature? | See I told you - it's all about 'jiggliness'. YouTube. 2 mins | 4 Star | |
Another perspective |
Wonderful explanation from the great Richard Feynman YouTube. 2 mins |
5 Star | |
Brownian Motion |
Nice example from absorblearning |
4 Star | |
| Expansion of Solids | |||
What happens at the atomic level when you heat a metal? |
This is known as the Kinetic Theory of atoms. |
4 Star | |
Heating a metallic rod – molecular model |
Nice example from absorblearning |
4 Star | |
Animation of kinetic motion of a rod being heated |
Nice example from absorblearning |
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A metal that contracts when heated |
Zirconium tungstate is important in many areas of technology. Can you guess why? Text-based |
3 Star | |
| Expansion of Liquids | |||
| What happens liquid nitrogen when you heat it? It expands of course. |
Now what happens if you put a bottle of LN2 in a bin with 1500 ping pong balls? YouTube. 4 mins |
4 Star | |
Using a thermometer |
Nice animation |
4 Star | |
| Expansion of Gas | |||
| Simulation | Nice simulation of gas molecules where you can vary the temperature | 4 Star | |
| Lovely and simple demonstration for expansion and contraction of gas using a balloon | link | Youtube. 4 minutes | |
Expansion of Solid, Liquid and Gas, Part 1 of 2 |
Short class demonstrations. MyYoutube. 5.30 |
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Expansion of Solid, Liquid and Gas, Part 2 of 2 |
Short class demonstrations. MyYoutube. 7 minutes |
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Pressure and Boiling Point |
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Simple animation of a pressure cooker |
From absorblearning.com |
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Pressure and boiling point. You can use a large syringe. |
MyYouTube. Simple demonstrations. 6 mins |
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| It's called a Vac-U-Vin. Order it online | MyYouTube. 4 mins | ||
| Changing State | |||
Nice animation of changing state when heat is applied |
From Phet. Notice that it is not possible to make the molecules absolutely motionless |
5 Star | |
What is evaporation? |
Nice animation from absorblearning |
4 Star | |
What's going on when water boils? |
Nice example from absorblearning |
4 Star | |
| Latent Heat Graphs | |||
Graph of the temperature of a beaker of water changing with time for an insulated and uninsulated beakers |
Students should try to predict the shape of both graphs in advance. From absorblearning.com |
4 Star | |
Heating curve for steraic acid |
From absorblearning.com |
5 Star | |
Cooling curve for steraic acid |
From absorblearning.com |
5 Star | |
Melting ice |
From absorblearning.com |
5 Star | |
| Conduction | |||
| To show that water is a poor conductor of heat | Youtube 2 minutes | 3 Star | |
| Place an ice-cube on two separate blocks - what happens? | Something very strange - that's what. MyYouTube 13 mins. | ||
Firewalking
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Youtube 16 second
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4 Star |
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Longest distance firewalk. Youtube 6 minutes
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3 Star |
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A scientific viewpoint from sceptic Michael Shermer Youtube 7 minutes
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5 Star |
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Convection |
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| Demonstrating convection currents using simple apparatus | Youtube 2 minutes | 4 Star | |
Animation of convection expt |
Nice example from absorblearning |
4 Star | |
Animation of convection currents in a beaker of water |
From absorblearning.com |
4 Star | |
Convection, sea-floor spreading and plate movement |
Nice animation from absorblearning.com |
4 Star | |
| Covection is responsible for our continents | Youtube 2 minutes | 4 Star | |
| Plate tectonics | link | Youtube 1 minute | 4 Star |
Cool demonstration of convection |
All you need is a tea-bag (of the herbal variety). From Youtube |
3 Star | |
Taiwan lantern festival |
Youtube. |
4 Star | |
| Radiation | |||
| Demonstrating that dark objects are better radiatiors of heat than bright objects. | Youtube 2 minutes | 3 Star | |
Conduction, convection and radiation |
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Nice revision on heat transfer |
Nice animations |
3 Star | |
| Insulation | |||
| The effect of insulation on a hot beaker | From absorblearning.com Can you predict the shape of the graph beforehand? | ||
| Oddballs | |||
What happens when you put a hot metal sphere in water? |
It's called The Leidenfrost Effect. MyYoutube. 3 minutes |
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Watch how monkeys have adapted to their unique environment and enjoy the benefits of geothermal energy |
Youtube |
4 Star | |