What does the word brittle mean?
1a : easily broken, cracked, or snapped brittle clay brittle glass. b : easily disrupted, overthrown, or damaged : frail a brittle friendship. 2a : perishable, mortal. b : transitory, evanescent. 3 : easily hurt or offended : sensitive a brittle personality.
What is a brittle woman?
brittle – lacking warmth and generosity of spirit; “a brittle and calculating woman” coldhearted – lacking in sympathy or feeling.
What is a brittle laugh?
literarya brittle laugh or smile does not show real humour or happiness. Synonyms and related words.
Does brittle mean weak?
adjective, brit·tler, brit·tlest. having hardness and rigidity but little tensile strength; breaking readily with a comparatively smooth fracture, as glass. easily damaged or destroyed; fragile; frail: a brittle marriage.
What is brittleness example?
Brittle materials include glass, ceramic, graphite, and some alloys with extremely low plasticity, in which breaks can initiate without plastic deformation and can soon evolve into brittle breakage.
What is the opposite to brittle?
Opposite of hard but liable to break easily. flexible. resilient. durable. elastic.
Is glass brittle?
The amorphous structure of glass makes it brittle. Because glass doesn’t contain planes of atoms that can slip past each other, there is no way to relieve stress. … As the break grows, the intensity of the stress at its tip increases. This allows more bonds to break, and the break widens until the glass breaks.
What is windlass?
The windlass /ˈwɪndləs/ is an apparatus for moving heavy weights. Typically, a windlass consists of a horizontal cylinder (barrel), which is rotated by the turn of a crank or belt. A winch is affixed to one or both ends, and a cable or rope is wound around the winch, pulling a weight attached to the opposite end.
What is another name for brittle?
Some common synonyms of brittle are crisp, fragile, frangible, and friable. While all these words mean “breaking easily,” brittle implies hardness together with lack of elasticity or flexibility or toughness.
Is a metal brittle?
Metals are not generally brittle. Rather, they are malleable and ductile.
Is a aluminum brittle?
Pure aluminum is not brittle. It is very soft because the aluminum atoms are all of the same size. So it is easy for these atoms slide past each other along “slip planes.” By adding other elements that don’t fit nicely into the aluminum’s crystal structure, slip planes become “bumpy.” So they are harder to slide along.
Are Diamonds brittle?
Diamonds are no longer the world’s hardest substance
“Whilst its cubic arrangement makes a diamond very hard, it is also somewhat brittle,” says Professor Phillips. “This is because there are weaknesses along the cubic planes.
Which of them is brittle?
Your answer is sulphur. Because brittle are those substances which break on beating. It is the opposite of ductile and malleable. Generally non metals are brittle except diamond.
How do you remember the word brittle?
Mnemonics (Memory Aids) for brittle
brittle: brick + little — little as it is, but it is hard and easily broken.
What’s the hardest material on Earth?
diamond
(PhysOrg.com) — Currently, diamond is regarded to be the hardest known material in the world. But by considering large compressive pressures under indenters, scientists have calculated that a material called wurtzite boron nitride (w-BN) has a greater indentation strength than diamond.
What is harder than a diamond?
boron-nitride
Moissanite, a naturally occurring silicon-carbide, is almost as hard as diamond. It is a rare mineral, discovered by the French chemist Henri Moissan in 1893 while examining rock samples from a meteor crater located in Canyon Diablo, Arizona. Hexagonal boron-nitride is 18% harder than diamond.
Can I break a diamond with a hammer?
As an example, you can scratch steel with a diamond, but you can easily shatter a diamond with a hammer. The diamond is hard, the hammer is strong. Whether something is hard or strong depends on its internal structure. … This makes the diamond incredibly hard and is why it is able to scratch any other material.
What’s the weakest thing on earth?
According to the Mohs scale, talc, also known as soapstone, is the softest mineral; it is composed of a stack of weakly connected sheets that tend to slip apart under pressure.
What is the strongest thing in the world 2021?
Graphene. Topping the list, graphene is the strongest materials known to humans. The transparent material is composed of a single layer carbon atom arranged in a triangular lattice and it’s the basic structural element in charcoal, graphite and carbon nanotubes.
What is in diamond?
Diamonds are made of carbon so they form as carbon atoms under a high temperature and pressure; they bond together to start growing crystals. … That’s why a diamond is such a hard material because you have each carbon atom participating in four of these very strong covalent bonds that form between carbon atoms.
What is the weakest animal alive?
Sloths
Weakest Mammal: Sloths
It can take a sloth 30 days to digest a leaf.
What is the strongest animal in a fight?
In a battle royale for Most Powerful Animal, a red kangaroo might take the martial-arts belt, thanks to a bone-shattering kick that delivers 759 pounds of force. Evolution has nudged wild creatures to hone their blows, bites, and brute strength for survival.
What is the smartest animal in the world?
CHIMPANZEES. RECKONED to be the most-intelligent animals on the planet, chimps can manipulate the environment and their surroundings to help themselves and their community. They can work out how to use things as tools to get things done faster, and they have outsmarted people many a time.