A rubbed balloon sticks to a wall mainly through…
Electric charge effects
Water freezing
A hidden glue layer
Nuclear fusion
Trivia for Kids 8–14 · Mixed
Invisible Forces Club
Ten fresh questions for ages 8–14 exploring invisible forces club. Mixed difficulty with explanations and host verification notes in the import file.
A compass near a strong magnet may point away from geographic north because…
Its needle gains weight
The compass forgets directions
The local magnetic field changes
Earth stops spinning
Why does dry weather often make static shocks more noticeable?
Dry air contains more liquid droplets
Electrons stop moving in dry air
Charge leaks away less readily
Every object becomes a permanent magnet
A charged comb bends a thin water stream because water molecules are…
Perfectly unresponsive to charge
Polar
Always solid
Made of iron
True or false: An electrically neutral object has no protons or electrons.
True
False
A gravitational field exists around…
Only magnets
Only moving liquids
Only luminous objects
Objects with mass
Two masses move farther apart. Their gravitational attraction becomes…
Weaker
Stronger
Repulsive
Exactly unchanged
Which connects lightning and a tiny static spark?
Photosynthesis
Electrical discharge
Evaporating metal only
Nuclear fusion
Why does a metal enclosure help shield some electrical interference?
It removes every magnetic field
Metal absorbs all gravity
It creates perfect silence
Charges redistribute on its surface
A charged particle curves in a magnetic field when moving suitably across it because…
Magnetic force changes its direction
The field changes it into light
The particle must become heavier
Its charge vanishes