Generation Genius Electric and Magnetic Forces

A compass points north because of the Earth's ________ field?

• electrical
• gravitational
• magnetic
• static

What is the area around an object that can attract or repel other objects in that area?

• Magnetic Field
• Magnetic Fission
• Force
• Friction

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Magnetic fields are created by _______ electric charges.

• only positive
• only negative
• moving
• static

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NGSS.MS-PS2-3

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Which of these metals is NOT attracted to a magnet?

• Aluminum
• Cobalt
• Iron
• Nickel

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NGSS.MS-PS2-3

Electric fields are created by _____ electric charges.

• only positive
• only negative
• moving
• static

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NGSS.MS-PS2-3

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Which type of charge would be attracted to a positively charged object?

• Only positive
• Only negative
• Both
• Neither

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NGSS.MS-PS2-3

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DECREASING which factor would INCREASE the force on a paper clip by a permanent magnet?

• Current
• Distance
• Magnet size
• Magnet strength

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NGSS.MS-PS2-5

Electric fields are usually created when _____ are transferred between objects.

• protons
• neutrons
• electrons
• positrons

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How can you INCREASE the strength of an electromagnet?

• Use more coils
• Use less coils
• Decrease the amount of electricity
• Make the wire thinner

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NGSS.MS-PS2-3

Fields allow objects to exert _____ on each other without touching.

• forces
• friction
• resistance
• resonance

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