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How Does the Current in Each Battery Compare?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about batteries. It is designed to reveal students’ ideas about how the flow of current through a battery is affected by the type of circuit. The probe…
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Does It Matter if the Wire Has Knots?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about the flow of electric current through a wire. It is designed to reveal the limitations of analogies students use to explain the flow of electricity…
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Does Electricity Leak From an Outlet?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about electricity. It is designed to reveal students’ ideas about how current leaves a wall socket. The probe is best used with middle and high school…
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Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about household (AC) current. The probe is designed to reveal students’ ideas about what happens when a two-pronged plug is placed in an outlet. If a two…
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Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about chemical cells. It is designed to reveal what students think is happening inside a common battery as it gets “used up.” The word weight is used…
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Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about electric charge. The probe is designed to determine how fast students think electric charges in a wire move. It is best used with high school…
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Can Magnets Push or Pull Without Touching?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic force. It is designed to find out whether students recognize that magnets can push (repel) or pull (attract) certain objects at a distance…
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Can You Pick It up With a Magnet?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic materials. The probe is designed to find out which types of materials students think interact with magnets and whether they think all…
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Does a Magnet Pick up Any Kind of Metal?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic materials. It is designed to determine whether students recognize that only certain metals interact with magnets. Use a steel fork—not…
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What Happens When You Wrap a Magnet With Aluminum Foil?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic force. It is designed to reveal students’ ideas about how magnetism passes through some materials. Before beginning show students how the…
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What Happens If You Use the Other End of the Magnet?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic interactions. It is designed to find out whether students think the pole of a magnet determines whether it will attract or repel magnetic…
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Does a Magnet Work Without Air?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetism. It is designed to reveal whether students think air is necessary for magnetic interaction. Because some students think gravity affects…
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Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic interactions. It is designed to find out whether students recognize that a magnet and magnetic materials attract each other. The probe is…
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How Would a Magnet Work on the Moon?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetism. It is designed to reveal whether students think gravity has an effect on magnetism. Before using the probe, it’s important that students…
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What Happens When You Hold a Magnet Near a Refrigerator?
Book Chapter |
The purpose of this assessment probe is to elicit students’ ideas about magnetic interactions. It is designed to find out how students visually represent magnetic interactions. If materials are available, consider…
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