What is black when clean?

Explanation: It is Blackboard or Chalkboard which is Black when clean, and as you write on it with white chalk it becomes dirty in White color.

What is black when it is clean and white when dirty?

Answer:A chalkboard (or blackboard). It's solid black when clean, and as you write on it with white chalk it becomes dirty.

What is black when it is?

The answer to What is black when you buy it, red when you use it, and gray when you throw it away? is "Charcoal".

What is dirty when it's white?

Explanation: Blackboard is Black in Colour and we write it on with the help of White Chalk. When we overwrite things with white chalk on the blackboard or the Blackboard is totally full then, it looks Dirty. So, Blackboard becomes dirty when it is turned White.

What has 1000 eyes but Cannot see?

Riddle answer: What has an eye but cannot see? The answer to the “what has an eye but cannot see” riddle is a needle.

Dave - Black (Original Clean Version)

What has 13 hearts but no organs?

Q: What has 13 hearts, but no other organs? ... ... A: A deck of playing cards.

What is grey when you throw it away?

What is black when you buy it, red when you use it, and gray when you throw it away? It is Charcoal which is black when we buy it or when not being used.

What items are black?

Here's the list of things, foods, plants, and animals that are black.
...
Black food

• Black Rice. Black rice. ...
• Indigo Rose Tomato. Indigo Rose tomatoes. ...
• Coffee. Black coffee. ...
• Black Beans. Black beans. ...
• Black Pepper. Black pepper. ...
• Black Tea Leaf. Black tea leaves. ...
• Black Olive. Black olives. ...
• Black Garlic. Black garlic.

What is the color when black is burned?

In the song "I Am A Child", Neil puts forth one of his more famous lyrical puzzles. Young sings "What is the color when black is burned?" An interesting riddle, that only Neil knows the answer to, but last I checked, the answer appears to be "dark black".

What has 88 keys but can't open a door?

The answer to What has 88 keys but can't open a single door? Riddle is "A Piano."

What has a bank but no money?

What bank has no money? Answer: A blood bank.

What is white not clean?

It is Blackboard or Chalkboard which is Black when clean, and as you write on it with white chalk it becomes dirty in White color. Subject: Word Puzzles.

Why do things burn black?

Presence of carbon in almost all organic matter

Thus, when you burn food, it usually turns black, as the carbon present inside it undergoes combustion and leads to the formation of carbon dioxide gas and burnt carbon, which is black in color.

Why do things turn to carbon when burned?

However when wood is burned in an oven with the flow of air stopped, oxygen inside is soon used up and is not enough to oxidize the carbon in the wood. Thus the carbon is left to turn into charcoal. This is why when charcoal is burned, only carbon dioxide is released and there is neither smoke nor smell.

What is naturally black?

Neutral black occurs naturally in charcoal, soot (once known as "lampblack" and commonly used as a pigment), graphite, some types of coal, certain types of marble, granite and basalt, and probably many other minerals I'm not immediately thinking of.

What is special about black?

But black color has a special full-spectrum status when it comes to the feelings it reflects. “Power, elegance, sophistication, status, formality. Evil, death, grief, mourning, the occult. Mystery, bleakness, heaviness, depression, rebellion, fear.”

What is natural black?

Black Gemstones

• Black sapphires: These gemstones fall into the category of corundum. ...
• Black Jet: Jet is a kind of lignite (the lowest level of coal). ...
• Black Diamond: Also known as carbonado, is one of the most resilient types of natural diamond. ...
• Black Garnet: ...
• Black Tourmaline: ...
• Black Spinel: ...
• Black Zircon: ...
• Obsidian:

What has a neck but no head?

The answer to the “who is that with a neck and no head” riddle is “a shirt”. There you have it! We mentioned that it can be more than one thing as the correct answer could also be a sweater etc.

What has 6 faces and 21 eyes but Cannot see?

A die (plural: dice) ? Each side of a cube is called it's "face". There are a total of 6 + 5 + 4 + 3 + 2 + 1 = 21 dots or "eyes" over the 6 surfaces.

What has a lake but no water?

Riddle: I have lakes with no water, mountains with no stone, and cities with no buildings. What am I? Answer: A map.

What has a ring but no finger?

A lot of users have been wondering why is the answer to the riddle is the telephone. Taking the first line into consideration, “ring” here describes the sound a telephone makes when a call comes through.

What can fly without wings?

The answer to the “what flies without wings” riddle is “time”.

What can run but can't walk?

The answer to the riddle is water, a river. A river can run but not walk. It has a mouth but never talks and has a head but never weeps, has a bed (riverbed) but never sleeps. Follow the FreshersLive page for more Funny and Tricky Riddles and puzzles to keep yourself relaxed and active!

What is carbon black made of?

Carbon black is produced by the reaction of a hydrocarbon fuel such as oil or gas with a limited supply of combustion air at temperatures of 1320 to 1540°C (2400 to 2800°F). The unburned carbon is collected as an extremely fine black fluffy particle, 10 to 500 nanometers (nm) in diameter.