Curated OER
Activity: Slinkies and Magnetic Fields
Your advanced physics class will appreciate this lesson in which they use magnetic field sensors to determine the relationship between the number of turns per meter of a solenoid and the magnetic field produced. The materials for this...
Teach Engineering
May the Magnetic Force Be with You
Class members use mathematics in order to better understand magnetic forces and their interaction on charged particles. After a demonstration of the interaction between a magnet and an electron beam using a CRT computer monitor, learners...
Teach Engineering
Magnetic Fields Matter
Help your young scientists learn which materials are affected by magnetic fields with an activity that presents the information about different types of materials — diamagnetic, paramagnetic, and ferromagnetic — and their interaction...
PHET
Measuring the Interplanetary Magnetic Field
Scientists need to figure out how to measure interplanetary magnetic fields, but the magnetic field of the spacecraft is interfering with their readings. Scholars attempt to solve the problem that has perplexed NASA scientists for years.
Science Matters
Magnetic Fields: The Earth Acts as a Giant Magnet
Attract learners to an interesting lesson! The third in a 14-part series of lessons on electricity and magnetism uses a hands-on approach to exploring magnetic fields. Scholars experiment with a compass to test Earth's magnetic field and...
PHET
Mapping the Ambient Magnetic Field
No GPS allowed! High school scientists continue to explore magnetic fields with a hands-on activity. After mapping the ambient magnetic field in the classroom and completing data analysis, they write about the similarities and...
PHET
The Earth as a Magnet
Everyone loves playing with magnets and iron filings. Here, young scientists first observe and then participate in an activity demonstrating magnetic fields. After completing their observations, they apply this knowledge to...
Teach Engineering
Magnetic Fields
Introduce your class to magnetic fields with an activity that demonstrates that a compass is affected by the magnetic field of the earth, unless a closer, stronger magnetic field is present. Pupils can use this fact in the associated...
Teach Engineering
Biot-Savart Law
Electrical current going round and round,produces a magnetic field. After a demonstration of the magnetic field surrounding an electrical wire, class members use the provided formula associated with Biot-Savart's Law to calculate the...
Teach Engineering
Electricity and Magnetic Fields
Introduce your class to the idea of magnetic fields around electrical wires with an activity that provides the information about the direction of a magnetic field around a wire carrying an electric current.
PHET
Iron Filings and Magnetic Field Lines
How do magnetic fields differ? Allow scholars to see the difference between 2-D and 3-D magnetic fields. They construct models of both and observe how they are similar and different. It is the fifth installment of an 18-part unit.
PHET
Earth’s Magnetic Field from Space
Feel the pull of science! The final installment of this 18-part series is an application of everything learned in the previous high school lessons. Scholars are given a magnetic field map and must propose an arrangement of magnets that...
Curated OER
Exploring Magnetic Fields
Middle schoolers explore the concept that magnets attract and repel items and exert a magnetic field that can vary in strength. They see evidence of the magnetic field of a small magnet. They see that there are forces on earth which...
Science Matters
Magnetic Fields: Making a Compass
What better way to understand how an object works than to make one! Learners take what they learned in the previous lessons and construct their own compasses. Using a needle, water, and styrofoam, they build and test compasses and verify...
Curated OER
Exploring Magnets and Magnetism
Here is a very good lesson on magnets, magnetism, and magnitic fields that is chock full of great activities for you to implement with your young scientists. Learners discover the properties of magnets, look at the forces of attraction...
Teach Engineering
Both Fields at Once?
An MRI uses both a magnetic and electricity, so how do the two interact with each other? Class members observe the effects on a charged particle when it is subject to both an electrical and magnetic field. The teacher background...
Curated OER
Magnetic Field
Students explore how compass and Gauss meter detect a magnetic field. In this physics lesson, students build their own Gauss meter and sensor based on given procedure. They cite real world applications of magnetism.
Curated OER
Magnetic Fields and Bermuda Triangles
Students map magnetic fields of a magnet using a compass and predict where fields cancel each other to create 'Bermuda Triangles'. In this magnetism lesson, students use a compass to map the magnetic field of a magnet. They explain how...
Curated OER
Earth's Magnetic Field and Magnetosphere
Students investigate the magnitude of Earth's magnetic field using PASCO. In this physics lesson, students describe the features of the magnetosphere. They explain how atmosphere layers protect the Earth.
Curated OER
Magnetic Field Activities
Students explore the idea of magnetic field through investigations of magnetic fields as produced by various common magnetic materials and direct currents. They study the vector nature of fields, the ubiquity of field sources in the...
PHET
Planetary Magnetism
What do magnetic fields look like? The best way to learn about magnetic fields is to try identifying them for yourself. Scholars will understand the importance of magnetic fields after completing this experiment. The extension activities...
Curated OER
Terrabagga Activity Using a Magnetometer
Clever! Earth science learners construct a model of a planet containing a magnetic core. The planet, Terrabagga, is made out of a paper grocery bag, magnets, a dead D battery, and rubber bands. Pictures of each step of the construction...
Teach Engineering
Solenoids
Metal slinkies, coils of wire, magnetic fields, and MRIs. To determine the safety hazards of MRI machines, class members use the provided formula to calculate the magnetic field along the axis of the solenoid.
Teach Engineering
Magnetic Resonance Imaging
The capstone lesson in a 14-part series focuses on the basics of magnetic resonance imaging and the hardware of the machines. Pupils use this information and the material learned throughout the unit to develop a presentation on safety...