(1) Convincing evidence suggests that both the Ir spike and the extinction event were caused by the collision of a large bolide (greater than 10 km in diameter) with the Earth.
Fireball
Definition:
(n.) A ball filled with powder or other combustibles, intended to be thrown among enemies, and to injure by explosion; also, to set fire to their works and light them up, so that movements may be seen.
(n.) A luminous meteor, resembling a ball of fire passing rapidly through the air, and sometimes exploding.
Example Sentences:
(1) Camping was disarmingly honest about the impact the world's inconvenient continuance was having on him, after he predicted 200 million Christians would rise to heaven by 6pm on Saturday followed by the destruction of the Earth in a massive fireball.
(2) Tonight they’re dancing the Quickstep to 'Man With the Hex' by Atomic Fireballs.
(3) A plane-spotter, Anthony Castorani, told CNN he heard a "pop" as the jet landed, followed by a brief fireball at which point the aircraft began to break up and spin.
(4) A Russian spacecraft that broke down on its way to the International Space Station last week will burn up in a bright fireball as it falls back to Earth, according to the country’s space agency.
(5) It showed that at the very beginning of the universe, the smallest building blocks of nature were truly weightless, but became heavy a fraction of a second later, when the fireball of the big bang cooled.
(6) Her husband, who was in another part of town when the blast hit, told her a huge fireball rose like "a mushroom cloud".
(7) A tour guide who spoke to the men before they took off saw a large fireball in the distance soon after the helicopter departed, said police assistant commissioner Neil Smith.
(8) He described the giant fireball as a massive force that shook his car.
(9) St Louis rookie fireballer Trevor Rosenthal struck out the side in the ninth, fanning Andre Ethier on three pitches to end it.
(10) Stationed against them are the young, invariably seen as fireballs of energy and new ideas.
(11) Others suffered retinal burns from watching the fireball, or burns that left their skin peeling.
(12) One of the last major disasters in the British Isles, the Summerland fire of 1973, occurred when a new hi-tech entertainment venue on the Isle of Man – a single, gigantic, air-conditioned space connecting various leisure activities – was turned into a massive fireball by a discarded cigarette.
(13) An hour earlier, Channel 4's Meteor Strike: Fireball from Space averaged 2 million and a 6.7% share.
(14) The blast shook the earth and rolled a huge fireball through the town at about 8pm local time, raining burning debris and shrapnel over a five-block radius.
(15) These microscopic fireballs of energy condense into well known subatomic particles, but scientists hope that among them they will see other more exotic particles, including the Higgs boson .
(16) We passed streets of crumpled buildings, long banks of debris, shopfront shutters buckled by the vacuum bombs that suck in and ignite the air to create fireballs.
(17) The official said Shahzad went back last Saturday and left the Pathfinder loaded with firecrackers, petrol and propane, potentially enough to create a fireball and kill people nearby including tourists and Broadway theatregoers.
(18) The fireball could be bright enough to see in broad daylight, Krag said.
(19) "In my judgment, it would have caused casualties, a significant fireball.
(20) The huge fireball and explosion of smoke were worse than I had imagined.