Answer: B. Both are right. Refraction causes the different wavelengths to become visible.
Answer:
I think the answer is b but I could be wrong. but I believe the answer is b.
Explanation:
because As the popsicle melts, it goes through a change of state or phase change. A change of state when a substance changes physical form but not in molecule make up. The molecules do not change into something different they just gain or lose energy and movement.
Answer:
A. Gas atoms subjected to electricity emit bright lines of light
Explanation:
When subjected to electricity, the electrons of a gas atom are <em>excited</em>. From that excited energy level, the electrons eventually go back to their initial state; this <u>transition</u> is done by emitting photons at a specific wavelength (causing an emission of bright lines of light).
Such is the mechanism of gas-discharge lamps tipically found in households.
Answer:
Poultry feed contains many ingredients including:
grains (e.g. wheat, barley, sorghum)
protein meals (soybean meal, canola meal, animal protein meals)
fats and oils.
amino acids.
vitamins and minerals
Explanation:
Answer:
I think it might be a closed system