Physical Science | The Happy Scientist

Physics

Video Title	Description	Topics Discussed
Science Friction	A simple friction challenge that might surprise you.	force, Physical Science, friction
How Heat Moves	Learn the three ways that heat energy can move.	conduction, Physical Science, heat
Sunglass Science: Birefringence	This time we will explore things that are usually invisible, revealing new things about the world around us.	electromagnetic waves, Physical Science, refraction, light
Sunglass Science: Polarized Light	Grab your shades for a different way of seeing the world around you.	electromagnetic waves, Physical Science, light
Water in a Glass, Part 3	The answer to Part 2, and a fun "science trick."	Physical Science, air pressure, gravity
Water in a Glass, Part 2	The answer to part 1, and a new challenge.	Physical Science, air pressure, gravity
Water in a Glass, part 1	What really keeps the water inside this inverted glass?	force, Physical Science, air pressure, gravity, motion
Lighting a Bulb With a Balloon	Can you really light a lightbulb with a balloon? Of course you can!	charges, electricity, Physical Science, electrostatics
Science of Credit Cards	How is the information stored on a credit card, and why does putting a plastic bag over an old card make it scan better?	attract/repel, Physical Science, magnetism
Laser Projection Microscope	Turn a $5 laser pointer into a projection microscope!	Physical Science, refraction, magnification
Pick a String	Pull downwards on the string, and use science to cause it to break either above or below the book.	inertia, Newton 2, Physical Science, gravity, motion
Smoke Rings	A simple way to produce beautiful smoke rings.	inertia, gases, Physical Science, air pressure, friction, motion
Strengthening the Dollar	How can you make a dollar bill stronger? With science!	Physical Science, motion, structures
Coins Through a Hole	Put a coin through a hole that is smaller than the coin, without tearing the paper!	Physical Science, structures, surface area
Making Water Wiggle	Make a stream of water move without touching it.	attract/repel, charges, electricity, Physical Science, electrostatics
Why Wet Things Turn Dark	Why does making something wet cause it to look darker?	reflection, conduction, Physical Science, refraction, light
Relative Motion	How fast can you throw a piece of paper?	inertia, Physical Science, motion
Oxygen? No!	It is amazing how many books get this one wrong!	Physical Science, heat
Looking for Rainbows	The amazing science of rainbows.	reflection, Physical Science, refraction, light
Why Things Go Bang	Why do fire crackers make such a loud sound?	Physical Science, vibration, sound, waves
Ice and String	Can you lift an ice cube out of a glass of water with a string? Try it and see.	change of state, Physical Science, heat, liquids, solids, states of matter
Measuring Lightning	Use the Flash-Bang method to measure how far away the bolt was, and how long it was.	Physical Science, sound, waves
Noisy String	Learn about sound while annoying.. I mean amusing your friends.	Physical Science
Hanging a Hammer	Can you balance a hammer, a ruler, and some string on the edge of a table? Of course!	center of gravity, Physical Science, simple machines
Planets and Pennies	Try this easy way to visualize how gravity differs from planet to planet.	Physical Science, gravity
Bottle Tones, Part 2	The solution to the Bottle Tones video.	Pitch, Physical Science, vibration, sound
Bottle Tones, part 1	How does mass relate to pitch?	Pitch, Physical Science, vibration, sound
Candles in a Jar, Part 2	The answer to the last video's challenge.	gases, Physical Science, gravity, heat, density
Candles in a Jar	Which will go out first, the tall candle or the short one?	gases, Physical Science, gravity, heat, density
Ice and Soda	Try this old trick for pouring soda with less foam.	gases, Physical Science, liquids, states of matter
Wrong Way Balloon	Why do balloons act crazy in your car?	inertia, Physical Science, density, motion
Doppler Effect	Why does the sound of a car change as it passes you?	Pitch, Physical Science, vibration, sound, waves
Hear the Ocean?	Why do you seem to hear the ocean inside a sea shell?	Pitch, Physical Science, vibration, sound
The Science of Pizza	Is the cheese on a pizza really hotter than the crust?	conduction, Physical Science, heat, density
Half a Water Balloon	Why is half a water balloon different from a full one?	inertia, gases, Physical Science, air pressure, liquids, density, motion
Obedient Coin		force, inertia, mass, Physical Science
Preview of Electricity DVD	Preview of Electricity DVD	attract/repel, charges, electricity, current, Physical Science, electrostatics
About Microwaves	Compare the way that a microwave oven heats water and other substances.	electromagnetic waves, Physical Science, heat
Producers	Learn about the lifeforms that make up the base of the foodchain.	Physical Science, energy
The Compass and Magnetic Fields	Use the compass you constructed in Video 149 to explore magnetic fields, from electric wires to your kitchen cabinets.	charges, electricity, current, Physical Science, magnetism
Grass Whistle	A fun science trick that my grandfather taught me.	Pitch, Physical Science, vibration, sound
Emergency Glasses	Learn how to make quick, easy, emergency eyeglasses.	electromagnetic waves, Physical Science, light
Make a Compass	Construct a compass with household materials.	charges, Physical Science, magnetism
The Singing Glass	Turn a drinking glass into a musical instrument.	Pitch, Physical Science, vibration, friction, sound
Floating Cups	Help figure out the science behind this simple trick.	Physical Science, air pressure, motion
The Leyden Jar	Learn to construct a 25,000 volt Leyden Jar from materials found around the house. This dramatic, yet safe, demonstration is a	charges, electricity, Physical Science, electrostatics, energy
The Science of Flutes	Learn about the science of sound as we see how a flute works.	Pitch, Physical Science, vibration, energy, sound
Tricky Bottle	Learn the science behind the Tricky Bottle!	gases, Physical Science, air pressure, liquids, states of matter
Why We Sweat	Why do people sweat?	Physical Science, heat
Mirage	What is a mirage, and why do they happen?	reflection, Physical Science, refraction, light
Going Through a Card	Cut a hole in a 4X6 inch index card that is large enough for you to crawl through.	Physical Science, structures, surface area
Cartesian Diver	Make a diver that will rise and fall at your command, if you know the science.	gases, Physical Science, air pressure, gravity, liquids, density, matter
Mass and Weight	Why are mass and weight so confusing?	inertia, Physical Science, gravity, matter
Matter	What is matter?	Physical Science, matter
Light as Air	When we say that something is as light as air, what does that really mean?	mass, gases, Physical Science, volume, density
Strange Flame, part 1	Can you figure out why the flame moves backwards?	inertia, gases, Physical Science, friction, energy, motion
Radioactive	What does it mean when we say that something is radioactive?	Physical Science, energy
Mobius Space	Can an empty space have only one side?	Physical Science, structures, surface area
Magic Coin	Use science to make a coin seem to magically rise from a matchbox.	inertia, Physical Science, friction, motion
A Color You Can't See	Use your cell phone to see a color you can't see	reflection, Physical Science, light
Balloon on a Stick	Learn the science behind this classic demonstration.	Physical Science, air pressure, structures
Dry Ice	Learn some fun tricks with dry ice as we explore the science of sublimation.	change of state, gases, Physical Science, heat, liquids, solids, states of matter
A Watched Pot	Who would think that there could be so much science in a pot of boiling water?	change of state, gases, Physical Science, liquids, solids, states of matter
A Boat Full of Holes	Learn about surface tension with a boat made out of holes.	Physical Science
Bird on a Wire	How can birds sit on powerlines without being shocked?	charges, electricity, conduction, current, Physical Science
Egg States	When is a change of state not really a change of state?	gases, Physical Science, liquids, solids, states of matter
Spoon Bells	Use simple science to make spoons sound like church bells.	Pitch, conduction, Physical Science, vibration, sound
Making Craters	Make your own craters, and compare them with photos of the real thing.	Physical Science, motion, structures
Density Column	How can something sink and float at the same time?	Physical Science, density
Changing the Speed of Light	Can you really change the speed of light? Of course you can!	electromagnetic waves, Physical Science, refraction, light
The Pool, the Boat, and the Anchor, part 2	The answer to video 111	Physical Science, gravity, liquids, density, solids, surface area
The Pool, the Boat, and the Anchor	Do you really understand why things float and sink?	Physical Science, gravity, liquids, density, solids, surface area
Simple Circuit	Construct a simple circuit and use it to test conductors and insulators.	charges, electricity, conduction, current, Physical Science, energy
Introduction to Light Emitting Diodes	Using LEDs as a way to get started learning about electricity.	charges, electricity, conduction, current, Physical Science
The Versorium	Construct a simple device for detecting static charges.	attract/repel, charges, electricity, Physical Science, electrostatics
Solar Power	A look at one of the world's largest solar power plants to learn about reflection and refraction.	electricity, reflection, Physical Science, refraction, heat, solar energy, energy, light, renewable energy
White Foam	If bubbles are clear, then why are soap suds white?	electromagnetic waves, reflection, Physical Science, refraction, light
Iron Cereal	What do they put into breakfast cereal to give you your daily requirement of iron?	Physical Science, magnetism
The Bullroarer	Make this simple, science toy to learn about sound, while making sounds to annoy,..I mean amuse  your family.	Pitch, Physical Science, vibration, sound, motion, waves
Static Charges	An introduction to induction.	attract/repel, charges, electricity, Physical Science, electrostatics
Why Wet Things Won't Burn	What is it about water that keeps things from burning?	conduction, Physical Science, heat, energy
The Hottest Part of the Flame?	What is the hottest part of a flame? It may not be where you think it is.	conduction, Physical Science, heat, energy
White Balance	Have you ever taken a photo that turned out very yellow or with a blue tint? Now you will know why.	electromagnetic waves, Physical Science, light
More Science of Balance	Make this fun, science toy, and learn more about how things balance.	center of gravity, Physical Science, gravity, structures
Raw Egg or Boiled?	Can you tell the difference between a raw egg and a boiled egg, without breaking the shell? Of course you can, if you know the s	inertia, Physical Science, liquids, energy, solids, motion
The Science of Balance	Understanding center of gravity and base can make it easier to balance.	center of gravity, Physical Science, gravity, structures
Light Speed Chocolate	Use chocolate and your microwave oven to measure the speed of light.	electromagnetic waves, Physical Science, light
Microwave Chocolate	Combine science and chocolate to learn how a microwave oven works.	electromagnetic waves, Physical Science, heat
Air Space	How many cotton balls can you fit into a full glass of water?	Physical Science, liquids, solids, states of matter, matter, structures, surface area
Ice Cream Science	Even in the desert, you can make a cold, tasty snack with some common items and a little science.	change of state, Physical Science, heat, liquids, energy, solids, states of matter
Floating Bubbles	Float bubble on a layer of invisible gas.	gases, Physical Science, gravity, density, states of matter
Bernoulli Effect	A simple challenge that does not work the way you would expect.	gases, Physical Science, air pressure, motion
Sorting Salt and Pepper	Can you mix salt and pepper and then sort them out again? Of course you can!	attract/repel, charges, electricity, Physical Science, electrostatics, density
The Old Tablecloth Trick	Simple science behind a famous science trick.	inertia, Newton 2, Physical Science, friction, motion
High Bounce	Bounce a tennis ball higher than your house, just by dropping it.	inertia, Physical Science, kinetic/potential, energy, motion
Heating a Balloon	Can you really use a candle to heat water in a balloon without popping it?	conduction, Physical Science, heat
Crushed Can	How much air pressure is pushing on you at this moment?	change of state, gases, Physical Science, air pressure, liquids, states of matter
Mobius Strip	Explore the science of topology with scissors and a piece of paper.	Physical Science, structures, surface area