It goes up and down the stairs without moving.
hand rail
Stealthy as a shadow in the dead of night, cunning but affectionate if given a bite. Never owned but often loved. At my sport considered cruel but that's because you never know me at all. What am I?
Cat
What can you catch but not throw?
COLD
Dense
What kind of room has no windows or doors?
Mushroom
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What is an Electron?
What has hands, but is not flesh, bone or blood?
Clock
If you have me you want to share me, if you share me you won't have me. What am I?
What is A SECRET?
When I take five and add six, I get eleven, but when I take six and add seven, I get one. What am I?
What is a CLOCK?
Magnetism
Alive without breath, As cold as death; Never thirsty, ever drinking, All in mail never clinking.
Fish
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The more there is the less you see.
Darkness
If I drink, I die. If I eat, I am fine. What am I?
What is FIRE?
What can be quick and deadly and gathers by the ocean?
Sand
Evaporation
I come out of the earth, I am sold in the market. He who buys me cuts off my tail, takes off my suit of silk, and weeps beside me when I am dead.
Onion
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What is Bohr Model?
You hear me once, you heard me again, and then I die until I am called again.
Echo
I'm tall when I'm young and short when I'm old. What am I?
Candle
What has a mouth but cannot chew?
River
Solution
Hundreds of black smiths, in a dungeon with no doors or windows, when we leave, each of us builds his own dungeon.
Watermelon
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What is Proton?
Creeping on its belly, curled into a ring.
Eyes forever open, beware its lethal sting.
Snake
round and thin, red within, with a nail at the end. What am I?
Finger
The Pearls of night, stolen in clearest light of day.
Dew
Solubility
Squeeze it and it cries tears as red as it's flesh. It's heart is made of stone
Cherry
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What is the nucleus?