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Electromagnetic radiation between 490-790 terahertz, or about 390-700 nanometers wavelength.
The energy that is emitted from the sun is called solar energy. Our eyes use this energy to see colour.
nope
People use solar energy, because if solar energy can be used for electricity and heat, we have to use electricity,or to use heat. This is either to see or to cook and to stay warm with electricity and heat.
It helps people see farther into space and learn more things about it.
Tube light helps by releasing energy coming from its source it helps people to see Try and you will see
Electromagnetic radiation between 490-790 terahertz, or about 390-700 nanometers wavelength.
heat energy
static electricity
reflectio
light waves
The energy that is emitted from the sun is called solar energy. Our eyes use this energy to see colour.
convex lenses
nothing
in a hospital
the kind you never see
well it depends on what kind your talking about. see when ever i feel a storm i can feel the energy of it. i can feel human and ghost energy to.