Asked By: Jonathan Gray Date: created: Apr 01 2021

Why is a blue star hotter than a red star

Answered By: George Reed Date: created: Apr 01 2021

4 a) A blue star will always be hotter than the red star, independent of relative radius of the stars, because the stars have the same radius, the blue star would be more luminous than red star, since the Stefan-Boltzmann law says hotter stars will emit more radiation per unit surface area than cooler stars..

Asked By: Gregory Peterson Date: created: Aug 06 2021

What is the color of a dying star

Answered By: Juan White Date: created: Aug 06 2021

These stars are in their mid life and are normal average stars. Orange or Red stars have used up most of their Hydrogen fuel and are approaching the end of their lives.

Asked By: Alan Allen Date: created: Dec 04 2021

What is the coldest color

Answered By: Curtis King Date: created: Dec 05 2021

The hottest stars tend to appear blue or blue-white, whereas the coolest stars are red.

Asked By: Ethan Jackson Date: created: Sep 20 2021

What does it most likely mean when a star has very weak hydrogen lines and is blue

Answered By: Cole Perry Date: created: Sep 21 2021

If a star has very weak hydrogen lines and is blue, what does that most likely mean? The star is too hot for hydrogen lines to form.

Asked By: Ethan Gonzalez Date: created: Oct 03 2021

Which star is least hottest

Answered By: Clifford Patterson Date: created: Oct 06 2021

M stars are the coldest and O stars are the hottest in stellar classification. These stars are from the main sequence.

Asked By: Daniel Johnson Date: created: Jan 04 2021

Which is hotter a red star or a blue star

Answered By: Jeffery Roberts Date: created: Jan 04 2021

So, the SUN at 5800 Kelvin degrees emits in the visible portion of the EM spectrum and looks greenish yellow. Humans at 300 Kelvin degrees emit in the infrared. Then a blue star is HOTTER than a RED star. The temperature of a blue star is 40000 Kelvin degrees, the temperature of a red star is 3500 Kelvin.

Asked By: Matthew Torres Date: created: Nov 09 2021

Which star is the coldest

Answered By: Caleb Diaz Date: created: Nov 12 2021

According to a new study, a star discovered 75 light-years away is no warmer than a freshly brewed cup of coffee. Dubbed CFBDSIR 1458 10b, the star is what’s called a brown dwarf.

Asked By: Aidan Nelson Date: created: Nov 01 2021

Which is hotter a red or blue star why quizlet

Answered By: Herbert Griffin Date: created: Nov 01 2021

The blue stars are hotter on their surfaces than the red stars. If a system is in dynamic equilibrium, this implies that no energy flows, nothing moves, and no changes occur in this system. You just studied 19 terms!

Asked By: Dennis Butler Date: created: Feb 09 2021

Which color of star is hottest

Answered By: Aaron Patterson Date: created: Feb 10 2021

Blue starsWhite stars are hotter than red and yellow. Blue stars are the hottest stars of all.

Asked By: Jason White Date: created: Dec 02 2020

Why do stars twinkle

Answered By: George Ward Date: created: Dec 02 2020

The movement of air (sometimes called turbulence) in the atmosphere of Earth causes the starlight to get slightly bent as it travels from the distant star through the atmosphere down to us on the ground. … To our eyes, this makes the star seem to twinkle.

Asked By: Angel Edwards Date: created: Aug 01 2021

What are the 7 types of stars

Answered By: Aaron Ross Date: created: Aug 02 2021

Stars are classified by their spectra (the elements that they absorb) and their temperature. There are seven main types of stars. In order of decreasing temperature, O, B, A, F, G, K, and M. O and B stars are uncommon but very bright; M stars are common but dim..

Asked By: Gilbert Lee Date: created: Aug 16 2021

Why don’t we glow in the dark

Answered By: Steven Price Date: created: Aug 19 2021

Why don’t we glow in the dark? People do not emit any kind of light. People only emit light that is invisible to our eyes. People are too small to emit enough light for us to see.

Asked By: Colin Jenkins Date: created: Nov 09 2021

What’s the hottest star in the universe

Answered By: Landon Morgan Date: created: Nov 09 2021

The hottest known star, WR 102, is one such Wolf-Rayet, sporting a surface temperature more than 35 times hotter than the Sun. Like Baskin-Robbins, Wolf-Rayet stars come in a variety of flavors.

Asked By: Leonars Cox Date: created: Nov 09 2021

Why are the hottest stars blue in color

Answered By: Owen Cooper Date: created: Nov 10 2021

The color of a star is linked to its surface temperature. The hotter the star, the shorter the wavelength of light it will emit. The hottest ones are blue or blue-white, which are shorter wavelengths of light. Cooler ones are red or red-brown, which are longer wavelengths.

Asked By: Leonars Ross Date: created: Mar 18 2021

Which color of star is youngest

Answered By: Andrew Parker Date: created: Mar 20 2021

blue colourYoung stars (of blue colour) emit more light than older (redder) stars. However, since there was just about as much light in the young Universe as there is today – although the galaxies are now much redder – this implies that there were fewer stars in the early Universe than today.

Asked By: Graham Brown Date: created: Apr 29 2021

Do stars die

Answered By: Sebastian Peterson Date: created: May 02 2021

Most stars take millions of years to die. When a star like the Sun has burned all of its hydrogen fuel, it expands to become a red giant. After puffing off its outer layers, the star collapses to form a very dense white dwarf. …

Asked By: Bernard Walker Date: created: Jun 23 2021

What is the 3rd biggest star

Answered By: Matthew Thomas Date: created: Jun 24 2021

The three biggest stars are KW Sagitarii (distance 9,800 light-years), V354 Cephei (distance 9,000 light-years), and KY Cygni (distance 5,200 light-years), all with radii about 1500 times that of the Sun, or about 7 astronomical units (AU).

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