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Answer to place stones and capture territory.
Outrun the snow together.
Earn blasts, then hunt the other team.
Answer to earn energy, then climb.
The class blasts through walls together.
Bid on mystery lots. Most money wins.
Sell tours. Nice, standard, or a total scam.
Answer, restock, and serve the rush.
More correct answers pulls the rope your way.
Answer, then shoot down the alien wave.
Answer, then tap to leap the frozen ridge.
Which of these materials is strongly attracted to a magnet?
Which pair contains two magnetic materials?
Which statement about a magnet is correct?
Where is the magnetic force of a bar magnet strongest?
What happens when a north pole is brought near a south pole?
What happens when two south poles are brought close together?
Which rule describes the interaction between magnetic poles?
What happens if a bar magnet is broken into two pieces?
Which statement about isolated magnetic poles is correct?
What is the name of the region around a magnet where magnetic forces act?
Which instrument can be used to identify the direction of a magnetic field?
How does a plotting compass help map a magnetic field?
Outside a bar magnet, magnetic field lines are conventionally drawn...
What does a closer spacing of magnetic field lines indicate?
Why must magnetic field lines never cross?
What is the purpose of using iron filings around a bar magnet?
In a magnetic field pattern, where are the lines usually closest together around a bar magnet?
What happens to the direction of a compass needle when it is moved around a bar magnet?
Which object is most likely to be attracted strongly to a bar magnet?
Which material is not normally attracted strongly to a magnet?
Which of these is a non-magnetic material in ordinary classroom tests?
Which statement about steel and iron is generally correct?
What is induced magnetism?
A piece of unmagnetised iron is brought near the north pole of a magnet. The end nearest the magnet becomes...
Why can a magnet attract an unmagnetised piece of iron?
Which statement best describes a temporary magnet?
Which material is commonly used for temporary magnets?
Which material is often used to make permanent magnets?
Why is steel suitable for permanent magnets?
Which method can magnetise a steel bar?
When using the stroking method to magnetise a bar, why should the magnet be moved in one direction repeatedly?
Which action can demagnetise a permanent magnet?
Which other action may demagnetise a magnet?
What is a magnetic domain?
In an unmagnetised magnetic material, the domains are generally...
What happens to many magnetic domains when a magnetic material is magnetised?
Which description best matches a permanent magnet?
Which of these is a common use of permanent magnets?
Which device commonly uses a small magnetised needle to show direction?
Why should a compass be kept away from strong magnets when finding compass directions?
A compass is placed midway between the north and south poles of a bar magnet, along the magnet's side. What mainly determines the needle's direction?
What is the best way to show the magnetic field pattern around a bar magnet using iron filings?
Why should a sheet of paper be placed over a bar magnet before sprinkling iron filings?
What does a compass needle indicate at a particular point in a magnetic field?
If a small plotting compass is moved along a magnetic field line, its needle tends to...
Which statement about the magnetic field around a bar magnet is correct?
Two bar magnets are placed with their north poles facing each other. What is likely to happen if they are free to move?
A bar magnet attracts a steel pin. Which force is responsible?
Which observation provides evidence that a material has been magnetised?
Which statement correctly compares magnetic and non-magnetic materials?
Crack the passcode before the zombies get in.
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85 questions
