- Is the sun made of fire?
- What is the hottest thing in the universe?
- Can fire burn underwater?
- Can lava melt a diamond?
- Is Magma hotter than lava?
- What’s the coldest thing on earth?
- What is the hottest lava on Earth?
- At what temperature will humans die?
- Is Sun made of lava?
- What is hotter lava or fire?
- Is fire possible in space?
- What color is the sun?
- Can you touch lava?
- Why is there no sun in space?
- Can you make lava?
- What color is the hottest lava?
- What is the hardest thing in the universe?
- What is the sun made out of?
- What is blue lava?
- Will the sun explode?
- Are we made of stars?
Is the sun made of fire?
The Sun does not “burn”, like we think of logs in a fire or paper burning.
The Sun glows because it is a very big ball of gas, and a process called nuclear fusion is taking place in its core.
Hydrogen really doesn’t burn, it fuses, into helium.
So no oxygen is required!.
What is the hottest thing in the universe?
By zapping a piece of aluminum with the world’s most powerful x-ray laser, physicists have heated matter to 3.6 million degrees Fahrenheit (2 million degrees Celsius)—making it briefly the hottest thing on Earth. Only locations such as the heart of the sun or the center of a nuclear explosion are hotter.
Can fire burn underwater?
Combustion needs oxygen to take place, if you provide an oxygen source by chemical or mechanical means, fire can burn underwater. A chemical reaction that gives up a lot of heat may stay burning for a little bit, but remember water has a high heat capacity and would cold the reaction quite fast.
Can lava melt a diamond?
So, it is impossible for lava to melt a diamond. But the twist is that at atmospheric pressure, it is almost impossible to melt diamond as its burning point is 900 °C (1173 K). So, if the temperature of lava is above this, the diamond will burn (not melt).
Is Magma hotter than lava?
Answer and Explanation: Magma is hotter than lava, depending on how recently the lava reached the surface and if the magma and lava are from the same magma chamber below the…
What’s the coldest thing on earth?
Scientists cooled a copper cube inside a cryostat, the first such container built that can keep substances so close to absolute zero. A chunk of copper became the coldest cubic meter (35.3 cubic feet) on Earth when researchers chilled it to 6 millikelvins, or six-thousandths of a degree above absolute zero (0 Kelvin).
What is the hottest lava on Earth?
Bright red lava flows in Hawaii can get as hot as 1,165 F, with the glowing orange flows getting hotter than 1,600 F, according to USGS. And when rock is seriously melting, such as the magma within the Hawaiian volcano of Kilauea , it can reach 2,120 F, according to USGS. Where Are Most of Earth’s Volcanoes?
At what temperature will humans die?
Hot. 44 °C (111.2 °F) or more – Almost certainly death will occur; however, people have been known to survive up to 46.5 °C (115.7 °F). 43 °C (109.4 °F) – Normally death, or there may be serious brain damage, continuous convulsions and shock.
Is Sun made of lava?
No, the sun is not made of lava, or anything resembling lava. … Another thing is that lava is liquid rocky material, and the sun is mostly hydrogen and some other light elements, with much smaller proportions of yet other elements. It’s a big hot ball of gas with a fusion-powered plasma core.
What is hotter lava or fire?
In fact, as it spills out onto Earth’s surface as lava, the runny rock’s temperature is only a little lower than the hottest part of a candle flame: about 1200 °C. On the other hand, a big blob of lava contains many more bouncing particles than a small candle flame, so it has a lot more heat energy.
Is fire possible in space?
In space, of course, you can’t have any fires because there isn’t any oxidizer (i.e. oxygen) to sustain the combustion process. … In space, of course, you can’t have any fires because there isn’t any oxidizer (i.e. oxygen) to sustain the combustion process.
What color is the sun?
But, as can be seen in the image above, it emits most of its energy around 500 nm, which is close to blue-green light. So one might say that the sun is blue-green! This maximum radiation frequency is governed by the sun’s surface temperature, around 5,800K.
Can you touch lava?
Lava won’t kill you if it briefly touches you. You would get a nasty burn, but unless you fell in and couldn’t get out, you wouldn’t die. With prolonged contact, the amount of lava “coverage” and the length of time it was in contact with your skin would be important factors in how severe your injuries would be!
Why is there no sun in space?
sunlight in space, than there is on Earth. … Well, essentially, you notice the sunlight more on Earth, mainly because it hits and illuminates the atmosphere, and then it bounces off all kinds of objects on Earth’s surface. But in space, there is nothing for the sunlight to illuminate, so you don’t notice it.
Can you make lava?
So the two decided to team up and make a homemade volcano that can produce lava as part of a research project called simply the Lava Project. They took a bronze furnace and souped it up to produce enough heat to melt basaltic gravel, the mineral from the Earth’s crust that turns into lava.
What color is the hottest lava?
Molten rock, known as magma, erupts through fissures in Earth’s crust, becoming lava. If that lava rises above 525 ˚C (977 ˚F), it glows red, with hotter lavas becoming orange or even yellow.
What is the hardest thing in the universe?
Below are the 10 strongest materials known to man:#8 Nanospheres / Nano-Kevlar. … #7 Diamond. … #6 Wurtzite Boron Nitride. … #5 Lonsdaleite. … #4 Dyneema. … #3 Metallic Glass. … #2 Buckypaper. … #1 Graphene. One-atom-thick sheets of carbon are 200 times stronger than steel.More items…•
What is the sun made out of?
hydrogenJust like most other stars, the sun is made up mostly of hydrogen, followed by helium. Nearly all the remaining matter consists of seven other elements — oxygen, carbon, neon, nitrogen, magnesium, iron and silicon.
What is blue lava?
“This blue glow—unusual for a volcano—isn’t, of course, lava, as unfortunately can be read on many websites,” Grunewald told National Geographic in an email about Kawah Ijen, a volcano on the island of Java. The glow is actually the light from the combustion of sulfuric gases, Grunewald explained.
Will the sun explode?
The Sun won’t explode. … Eventually (in five or seven billion years time), the Sun’s life will come to an end. Our star will swell up, becoming something called a “Red Giant” star. It might even get so big that it swallows the Earth whole.
Are we made of stars?
Stars are like nuclear reactors. They take a fuel and convert it to something else. Hydrogen is formed into helium, and helium is built into carbon, nitrogen and oxygen, iron and sulfur—everything we’re made of. … So most of the material that we’re made of comes out of dying stars, or stars that died in explosions.