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The meteorite that killed the dinosaurs was roughly 10 km (6.2 mi) in diameter.

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11y ago
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10y ago

The (suggested) size of the (possible) asteroid that killed the dinosaurs was around 10 kilometers wide. the speed and size of this object caused an explosion that was said to have been equivalent to 100 Teratons of explosives. In other words, the meteorite caused an explosion that Humanity's strongest bomb could only dream of achieving.

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10y ago

Let's figure it out. If the asteroid was nearly spherical and 10 km in diameter, it would have contained about 300 cubic km of rock, or about 300,000,000,000 cubic meters. One cubic meter of asteroid masses is about 3.5 tonnes, so about 1.05 trillion tonnes. Of course, it's not just the mass (weight) of an asteroid that makes the damage; it's the velocity.

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14y ago

The asteroid that possibly caused the extinction of all non-avian dinosaurs was thought to be a chondrite asteroid 6 miles across.

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13y ago

Estimates on the nature of the meteor creating the Chicxulub crater indicate that it was a stony meteorite traveling about 10 to 70 km/sec and about 10 km in diameter.

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7y ago

Many meteorites have hit Earth. You will need to be more specific.

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12y ago

it was 200000 kms

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15y ago

upwards of a mile wide.

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Q: What is the Size of the asteroid that killed the dinosaurs?
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Related questions

What really killed the dinosaurs?

some predict the the dinosaurs died of a big asteroid.


Where is the crash site of the asteroid that killed the dinosaurs?

Yucatan Peninsula


How many millian years ago when the dinosaurs extinct from the asteroid?

scientists don't know if an asteroid killed the dinosaurs it is just a guess the dinosaurs died 65 million years ago


What asteroid passes nearest to the sun?

The asteroid that passed nearest to the sun was the asteroid that fell to the gulf of Mexico and killed all of the dinosaurs.


Did the dinosaurs get wiped out by an asteroid?

No somebody had a massive dump and it killed them all


Is it possible the asteroid that destroyed the dinosaurs has any connection with the existence of humans?

An asteroid did NOT destroy the dinosaurs. A flood did. Read the Bible. :) The flood was the one who killed the dinosaurs, but Noah took small dinosaurs (e.g lizards, crocodiles).


How many life species will died out when if apophis hit the earth in 2029 or 2036?

about 60 or 70% of life species plus humans will died out when if the asteroid apophis when if hit the earth that asteroid is size of manhattan same size which killed off the dinosaurs


Did the asteroids kill the dinosaurs?

Yes most of the people say a asteroid killed all of the dinosaurs of all time


What effect did the asteroid hitting earth have on it?

It all depends on the size of the asteroid and the speed. When an asteroid about 6 miles in diameter slammed into the Gulf of Mexico 65 million years ago, it killed off every large lifeform on Earth, including all of the dinosaurs.


What effect did the asteroid have on hitting the earth?

It all depends on the size of the asteroid and the speed. When an asteroid about 6 miles in diameter slammed into the Gulf of Mexico 65 million years ago, it killed off every large lifeform on Earth, including all of the dinosaurs.


How were dinosaurs before God?

They were just fine, until a huge asteroid killed them. Thanks for asking.


What was the biggest tsunami to occur because of a meteor?

The Chicxulub asteroid, which hit the Gulf of Mexico about 65 million years ago. It is said to be the asteroid that killed the dinosaurs.