Answer:
D. Photosynthesis
Explanation:
Plants got more sun on land, so photosynthesis helped them create more energy.
Answer: "natural selection" .
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Isotopes are variants of a particular chemical element which differ in neutron number (neutral particle)and all isotopes of a given element have the same number of protons (positive particle) in each atom.So isotope B of the sodium will have 11 protons, 11 electrons but it may have a wide range in its number of neutrons.
Answer:
Active heating captures sunlight, either as heat or electricity, to augment heating systems, while passive heating captures heat from the sun as it comes into your home through windows, roofs and walls to heat objects in your home (hope that helped?)
Explanation:
Cell, and gas are for sure made up of atoms so it’s either heat or a solid
