<span>tubulin, the microtubule protein</span>
light and heat are given off as a result of converting the input energy which i would guess is electrical energy or in case of gas or oil its chemical energy
if it help pick as best :)
Answer: true
Explanation: This is because the outer planets are in a gaseous state while the inner planets are solid and more compact. Consequently, the density of the inner planets is greater than that of the outer planets. Despite the density differences, the mass is smaller for the inner planets than the outer planets.
Pollution and digging oil wells. Pollution contaminates the Earth and digging oil wells can cause earthquakes.
Answer The gravity and the sun
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