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Earth is rotating on its axis and the sun shines on it
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∙ 12y ago
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Why does light from stars arrive at a telescope as parallel rays?
Many objects in space are so far away, that by the time their light arrives on Earth, the light rays are effectively parallel.
Why not earth radiate light?
The earth does reflect light, but does not produce light.
How does the earth emit light?
The Earth does not emit light, it like the moon reflects light
How come the moon reflects the suns light and things on earth dont reflect the suns light?
The moon reflects the suns light and things on the eart do notreflect it because it is at an angle in which the light does not reach earth. So if the light falls on the earth at night there would be light but because it not reflect it on earth it is dark at night.
The sun is 1 light year away from the earth?
No. The sun is about 8 light minutes from Earth
Can humans see all the wavelengths or light that arrive on earth from the sun?
no
What is the reasone for performing spectrum analysis?
It is used to analyse the state and composition of a distant star's light as it arrive on Earth.
Why does light from stars arrive at a telescope as parallel rays?
Many objects in space are so far away, that by the time their light arrives on Earth, the light rays are effectively parallel.
How long would it take for us to know about a star that goes supernova from 500 light years away?
The light of the explosion wouldn't arrive at the Earth for 500 years.
How scientist were able to arrive at distinct layer of the earth?
scientist were able to arrive at the distinct layer of the earth
How are scientist were able to arrive at the district layers of the earth?
how scientist were able to arrive to the district layer of the earth
How long for x-rays from sun to dissipate on earth?
X-rays are one form of electromagnetic radiation, like light and radio. They travel at the speed of light, 186,000 miles per second. The Earth is about 93,000,000 miles from the Sun, so it takes about 8 minutes 20 seconds to arrive on Earth.
How long does it take light to get fromthe sun to the moon?
Most likely the same time it takes our sun's light to reach the earth, roughly eight minutes. It might arrive a little earlier or a little later, depending on where the moon is in it's rotation around the earth.
How did Mexicans arrive on earth?
Mexicans arrived on earth by spanish and Indians bonding together.
What is a light year and explain it using a suitable example which talks about position of stars?
A light year, is the distance that you would travel in one year if you were traveling at light speed. It is equal to about 6 trillion miles and 9 trillion kilometers. It doesn't really deal with the position of the stars but their distances from earth. Example: Sirius is about 8 light years from earth. If you traveled at light speed in its direction, you would arrive in about 8 years.
What are the waves that arrive after primary waves in the Earth?
Secondary waves.
What things arrive on earth from outside?
Ironand. meteorites, bolides.
