Light is a form of energy that...

travels through empty space and materials

travels in waves through time and space

travels in waves through empty materials

The electromagnetic spectrum is...

a representation of the types of electromagnetic waves

a representation of the sound waves bouncing off certain material

the distance from one trough to another trough

the length of an electrical current

the distance from one crest to a different sound

Test

Emma R 4 preguntas

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1Light is a form of energy that...
1. Atravels in waves through time and space
2. Btravels in waves through empty materials
3. Ctravels through empty space and materials
4. Dtravels through colour
2Radiowaves have the shortest wavelengths
1. AVerdadero
2. BFalso
3The electromagnetic spectrum is...
1. AEnergy moving
2. Belectomagnetisis
3. Ca representation of the sound waves bouncing off certain material
4. Da representation of the types of electromagnetic waves
4Wavelength is
1. Athe length of an electrical current
2. Bthe distance from one crest to a different sound
3. Cthe distance from one trough to another trough
4. Dy=mx+b