Answer:
Bcuz when solid is near heat it changes to liquid this is called physical change
Answer:
Move the small car so it appears on the left side of the lens.
Explanation:
Option B
Answer:
B.electromagnetic spectrum
Explanation:
Electromagnetic spectrum is used to describe all of the wavelengths of light waves.Generally wavelength of the wave is denoted by λ.
Wavelength is the distance between two consecutive crest .Wavelength of the red color is minimum and wavelength of the violet color is maximum in the light spectrum.
So the answer is B.
Electromagnetic spectrum