Topics from April 2020
- WHERE TRAVELLERS ARE MAGNETICALLY LEVITATED?
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- HOW DOES MAGNETISM CREATE A MAGNIFICENT LIGHT SHOW?
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- WHAT ADVANTAGES DO ELECTROMAGNETS HAVE OVER ORDINARY MAGNETS?
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- HOW DOES A COMPASS WORK?
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- WHAT ARE THE POLES OF A MAGNET?
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- HOW IS AN ELECTROMAGNET MADE?
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- WHAT IS A CENTRIFUGAL FORCE?
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- WHAT IS A MAGNETIC FIELD?
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- WHAT HAPPENS WHEN MORE THAN ONE FORCE ACTS ON AN OBJECT?
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- HOW CAN THE DIRECTION OF FORCES BE CHANGED?
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- IS FRICTION A USEFUL FORCE?
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- WHAT IS INERTIA?
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- WHAT IS A FORCE?
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- ARE THERE DIFFERENT KINDS OF FORCE?
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