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yes it does
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Who was the first to measure the precise speed of light?
The Danish astronomer Olaus Roemer was the first to measure the speed of light. (within 25 % of the actual value)
What can scientist measure when light rays are emmitted by a moving source?
Scientist measure when light rays are emitted by a moving source the speed of light. Depending on the moving force they can also measure bending light.
How fast is the speed of sound and speed of light added together?
If you try to measure it its still the speed of light : 186,000 miles per second PLUS about 0.2 miles per second.
Is light year per hour is a measure of speed?
Well... yes, but it's not a very useful one. Light travels one light year in... one year. So the speed of light (which you cannot accelerate to) is about 1/8766 light years per hour.
How do laser-ranging devices work?
They bounce a spot of light off a (distant) object and measure the time it takes to bounce back. Knowing the speed of light, the distance is Time times Speed.
Who try to measure the speed of light?
Roemer was the first to measure the speed of light.
How would you measure the speed of light?
Light years
What happens if you are driving a car at the speed of light and you cut your headlights on?
They'll leave your car at the speed of light, and when that light passes anybody, they'll measure the speed of the light as it passes them to be the speed of light.
How do you measure the speed of light?
by getting boners.
Who was the first to measure the precise speed of light?
The Danish astronomer Olaus Roemer was the first to measure the speed of light. (within 25 % of the actual value)
1600s Galileo attempted to measure the speed of light using blank?
In 1600 Galileo attempted to measure the speed of light using lanterns and shutters
Why it harder to measure the the speed of light than it is to measure the speed of sund?
Roughly speaking, light moves about a million times faster than sound in air.
Which is faster and why speed or light?
Light is faster because speed does not move. Speed is a measure of the rate of movement but, in itself, it does not move - at all!
How long is the speed of light?
The speed of light isn't a distance so it has no length it is a measure of speed, which is roughly 186000 miles per second.
The speed of light measure?
Light travels at about 186,000 miles per second
Who is the scientist use the light year to measure the speed of light?
It doesn't work that way. The light-year is not used to measure the speed of light. It works the other way round: First, the speed of light is determined through other methods, then the distance called a light-year is calculated based on that measurements.
Does velocity affect the speed of light?
The speed of light is always the same, as long as the light stays in vacuum or in the material substance it's in. The speed of the source generating the light, or the speed of the person who's measuring the light, has no effect on the light's speed. It will always measure the same number. That means: -- If a rocket is in space, flying toward you at half the speed of light, and the astronaut aboard shines a flashlight at you, and -- If you strap a jet-pack on your back and fly toward the rocket at half the speed of light, and -- If you measure the speed of the light from his flashlight as it shines past you, -- You'll measure the same speed of light as if you and the astronaut were both standing still. It can't be . . . But it is. It's been confirmed in thousands of experiments during the past 100 years.
