Matter and Energy Quiz 21

In a futuristic world where hover cars are powered by magnetic levitation, the principle that governs the force between the magnetic fields of these cars is the ___?

• law of magnetic force

• law of electric force

• law of gravitational force

• law of nuclear force

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NGSS.HS-PS2-5

In the year 2123, engineers are designing a spacecraft that requires a magnetically ___ material to maintain its orientation in space. What type of material should they use for the permanent magnets?

• hard

• soft

• flexible

• brittle

The form of the mineral magnetite used since ancient times as a natural compass is ___?

In the futuristic world of 2123, advanced technology allows us to visualize the direction and strength of magnetic fields using holographic projections. These projections are represented by imaginary lines known as ___?

In the year 2123, scientists have discovered a new planet where the core is made of a crystal similar to diamond. This crystal lacks unpaired electrons and is slightly repelled by either pole of a magnet, making it a(n) ___ substance.

• diamagnetic

• electromagnetic

• paramagnetic

• ferromagnetic

In the year 2123, scientists are exploring new planets and have discovered a mysterious material. The most important cause of magnetism in this futuristic material is ___?

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NGSS.HS-PS2-5

NGSS.HS-PS3-5

In the futuristic world of 2123, scientists have discovered regions of concentrated magnetism on Mars. These regions are called ___?

• fields

• lodes

• poles

• domains

In a future where humanity navigates the stars, the ancient mineral form used as a natural compass to guide spaceships is ___?

• lodestone

• hematite

• pyrite

• quartz

In the year 2123, scientists have developed a new technology to visualize the invisible forces of nature. The direction and strength of a magnetic field are now indicated by advanced holographic projections called ___?

• lines of force

• lines of flux

• magnetic lines

• electric lines

In the year 2123, scientists have developed advanced materials for space exploration. The key to their magnetic properties lies in the most fundamental cause of magnetism. What is it?

• electron spin

• proton spin

• neutron spin

• atomic spin

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NGSS.HS-PS3-5