Answer:
Glossopteris
Explanation:
Glossopteris is a fossil fern that helped support Wegener's hypothesis.
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1.A law is an observation; a theory is the explanation of that observation.
2.A theory requires experimentation under various conditions. A law has no such requirements.
3.A theory may become obsolete with time. This is not the case with a law.
4.A theory can be replaced by another better theory; however, this never happens with a law.
5.A theory may be strong or weak according to the amount of evidence available. A law is a universally observable fact.
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The larger it is, the farther away the valence electrons is from the nucleus. This means that the pull is weaker, making it easier to pull the valence electrons away.
Answer:
Lone pairs and bonding pairs
Explanation:
The electron domain around the central atom includes
- All lone pairs on the central atom
- All bonding pairs between the central atom and the atoms directly attached to it
Double and triple bonds count as single domains.
Thus, the nitrite ion has three electron domains:
- A lone pair
- An N-O single bond
- An N-O double bond
D. Heart
The esophagus pushes the food from your mouth to your stomach which digests your food and sends it into the small intestine for even further digestion. The heart has nothing to do with this process of digestion. It pumps blood through your body in the circulatory system
