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light has zero mass. Photons have zero mass.
So according to e=mc2 light must also have zero energy.
Astonishing how all these photons reach us from all the way across the universe!
But all physical things have mass
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∙ 14y ago
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What is a way to calculate the mass of an object when you multiply its density by what?
You can calculate the mass of an object by multiplying its density by its volume. The formula to calculate mass is: mass = density x volume.
How do you calculate volume if only mass was given?
You would need to know the density of the object in order to calculate the volume from the mass. The formula to calculate volume from mass and density is: Volume = Mass / Density.
How to Calculate nuclear binding energy?
To calculate nuclear binding energy, you can subtract the mass of the nucleus from the sum of the masses of its individual protons and neutrons. The mass difference multiplied by the speed of light squared (E=mc^2) will give you the binding energy of the nucleus.
What equation is used to calculate energy?
The equation used to calculate energy is E = mc^2, where E represents energy, m is the mass of the object, and c is the speed of light in a vacuum. This equation, formulated by Albert Einstein in his theory of relativity, shows the relationship between mass and energy.
How do you calculate mass of a ball?
To calculate the mass of a ball, you would typically use the density of the material the ball is made of and its volume. The formula to calculate mass is mass = density x volume. You would need to know the density of the material and measure the volume of the ball to determine its mass.
What is a way to calculate the mass of an object when you multiply its density by what?
You can calculate the mass of an object by multiplying its density by its volume. The formula to calculate mass is: mass = density x volume.
Is light massless?
Photons have no invariant mass (the hypothetical mass they would have if they weren't moving, which cannot happen). So in that sense, light is massless. However, light (and individual photons) have energy, and we know from Einstein's famous formula that energy is related to mass. (A different formula E=hv relates energy to frequency, so we can even calculate the precise equivalent mass for any given wavelength of light). In this sense, light has mass, and this can be shown by gravitational lensing, where a large enough concentration of mass can actually bend the path of light ... precisely as would be expected if light had mass.
How do you calculate a mass of am atom?
To calculate the atomic mass of an element, add up the mass of protons and nuetrons.
Is the volume of the unknown mass needed to calculate the mass of calcium oxide?
No. you will know the volume of the unknown mass after you calculate the mass of ca0
How do you calculate volume if only mass was given?
You would need to know the density of the object in order to calculate the volume from the mass. The formula to calculate volume from mass and density is: Volume = Mass / Density.
How to Calculate nuclear binding energy?
To calculate nuclear binding energy, you can subtract the mass of the nucleus from the sum of the masses of its individual protons and neutrons. The mass difference multiplied by the speed of light squared (E=mc^2) will give you the binding energy of the nucleus.
How do you calculate the atomic mass of carbon?
The same way you calculate the atomic mass of other elements.
How to calculate mass with volume and molarity?
Not enough information. To calculate mass, you would need volume and density (mass = volume x density).
How do you calculate the mass of the atom?
Protons and neutrons= mass
What equation is used to calculate energy?
The equation used to calculate energy is E = mc^2, where E represents energy, m is the mass of the object, and c is the speed of light in a vacuum. This equation, formulated by Albert Einstein in his theory of relativity, shows the relationship between mass and energy.
How do you calculate mass of a ball?
To calculate the mass of a ball, you would typically use the density of the material the ball is made of and its volume. The formula to calculate mass is mass = density x volume. You would need to know the density of the material and measure the volume of the ball to determine its mass.
What type of mass is light?
Light does not have mass. It consists of electromagnetic waves that do not possess rest mass.
