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220 resources with the concept voltage

7:57
Lesson Planet

How to Shrink a Quarter with Electricity

For Students 9th - Higher Ed Standards
Electrocuting metal until it shrinks sounds crazy, but it happens! Part of a larger physics playlist an intriguing video explains how an electromagnet shrinks any metal coin. The narrator discusses the electric and magnetic forces as...
6:30
Lesson Planet

Why Outlets Spark When Unplugging—EMF and Inductors

For Students 9th - Higher Ed Standards
Have you ever observed a spark when unplugging something? An engaging video series covering physics concepts tackles why this happens and if you should be concerned. Learn about inductors, Faraday's Law of Induction, and watch sparks fly!
7:34
Lesson Planet

My Dad Was Hit by Lightning (Twice!)

For Students 9th - Higher Ed Standards
You have a one in a million chance of being struck by lightning—and 90 percent of those who are struck survive! As part of a larger series on physics, the narrator interviews her father who has survived being hit by lightning twice. It...
Lesson Planet

The Cost of Electricity

For Teachers 6th - 12th Standards
Does it cost more to use an electric range or a refrigerator for an hour? Scholars learn how to calculate the cost of electricity in a variety of household appliances. The focus is on the calculations and understanding that even when...
Lesson Planet

Ohm's Law

For Students 6th - 12th Standards
Why did Mr. Ohm marry Mrs. Ohm? He couldn't resistor. An electrifying simulation allows scholars to control both voltage and resistance in order to see the current change. The formula is displayed and as you increase one variable, it...
Lesson Planet

John Travoltage

For Teachers 3rd - 12th Standards
Did you get to play with electric currents or were you grounded? An electrifying simulation shows how building up a charge of electricity creates a static shock once grounded. Pupils rub John's foot across the carpet and view the buildup...
1 In 1 Collection
Lesson Planet

Get Connected with Ohm's Law

For Teachers 5th - 12th Standards
Ideal for your electricity unit, especially with middle schoolers, this lesson plan gets engineers using multimeters in electrical circuits to explore the relationships among voltage, current, and resistance. Older learners may even plot...
Lesson Planet

2000 U.S. National Chemistry Olympiad National Exam - Part I

For Students 9th - 12th
The National Chemistry Olympiad exams are comprehensive tests covering an entire  year of chemistry concepts. You can use them as practice for competing in the challenge, or simply as a review, or as an actual final exam for your general...
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2001 U.S. National Chemistry Olympiad National Exam Part II

For Students 9th - 12th
Only eight problems are on this competitive national chemistry exam. It required the balancing of chemical equations, solving stoichiometry questions, and more. This is part two of three of the national exam. Also available is a local...
Lesson Planet

Electric Gel Cell

For Students 9th - 12th
Create a flow of electricity through your dessert! The objective of the lab activity is to create a functional electric cell through gelatin. Using different metals for the cells, groups rank them in voltage order.
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Splitting Water with Electricity

For Students 9th - 12th Standards
Explore how electricity splits water molecules into hydrogen and oxygen. Learners begin by calculating the voltage necessary to separate the water. They then perform the experiment and measure the ratio of hydrogen and oxygen bubbles.
Lesson Planet

Solar Cells: Juice From Juice

For Teachers 6th - 12th Standards
Unleash the power of ... blackberries! Science superstars create solar cells using the juice of berries or leaves of a citrus tree in an engaging lab. In addition to offering a plethora of resources, the teacher's guide gives background...
10:06
Lesson Planet

AC Circuits: Crash Course Physics #36

For Students 9th - Higher Ed Standards
Take an in-depth tour of the world of AC circuits. Crash Course continues with its 36th lesson by describing the current and voltage of AC circuits. The instructor also includes a discussion of inductors, capacitors, and resistors in...
10:55
Lesson Planet

Circuit Analysis: Crash Course Physics #30

For Students 9th - Higher Ed Standards
Teach the ins and outs of parallel and series circuits. Using Christmas lights as a reference, the video instructor analyzes both parallel and series circuits. She models calculations of both current and voltage to finish the 30th...
10:47
Lesson Planet

DC Resistors and Batteries: Crash Course Physics #29

For Students 9th - Higher Ed Standards
All circuits are not created equal! Building on the previous lessons in the Crash Course series, the 29th lesson explains how electric current flows through a circuit. It spends equal time discussing both series and parallel circuits.
8:22
Lesson Planet

Electric Current: Crash Course Physics #28

For Students 9th - Higher Ed Standards
Explore the basics of electric current with an introductory video lesson. The 28th installment in the Crash Course physics series discusses characteristics of electric current. An explanation of Ohm's Law helps scholars understand the...
10:13
Lesson Planet

Voltage, Electric Energy, and Capacitors: Crash Course Physics #27

For Students 9th - Higher Ed Standards
Help your classes realize their potential! A thorough lesson on potential electric energy helps scholars understand the basics of voltage and capacitors. The instructor also shows how to calculate electric potential energy in the 27th...
Lesson Planet

Making a Battery

For Teachers 6th - 12th Standards
Don't be shocked when your class has a blast making their own batteries! Science scholars examine a dry cell battery, then design and construct a wet cell battery. The activity guides them through the parts of a battery, the variables...
Lesson Planet

AC Transformer

For Students 9th - 12th Standards
High voltage power lines deliver electricity to homes, but each home requires low voltage. How does the energy get converted so it can be used safely? Pupils explore alternating current and transformers through a simulation. They control...
Lesson Planet

Electric Analogies

For Students 9th - 12th Standards
We can see the result of electricity  but not the process itself. The simulation compares electric circuits to a water tower and water wheel cycle. Young scientists adjust the height of the tower, the amount of resistance, and if the...
3:26
Lesson Planet

Measures of Electricity

For Students 9th - 12th
Not all electricity is created equal. A detailed video explains how to measure the strength of electricity using a voltmeter. The 31st installment of the 35-part series uses a demonstration to explain the process of measuring current and...
4:34
Lesson Planet

Electrochemical Series

For Students 9th - 12th
Viewers may find this lesson quite shocking if they're not careful! A detailed video presentation explains how to read an electrochemical series to predict the direction of a chemical reaction under an electrical circuit. 
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Telegraph

For Students 9th - 12th Standards
Most pupils don't know what a telegraph is, much less how one works. A secret simulation has scholars pick the size of the primary and secondary loops, the battery voltage, and which letters in the Morse Code they want to transmit. They...
Lesson Planet

It’s Electric!

For Teachers 7th Standards
Shocking! Who knew so many great ideas existed for teaching middle schoolers about electricity? Find them all within this energetic framework. You'll light up at the variety of printable and web-based resources within! After building...