Chips or cracks can make the glassware more likely to break, especially if the experiment putting substances over heat.
Also, I suppose you could cut yourself on the damaged glassware.
Answer:
Pangea was the world's supercontinent, with its splitting came preliminary continents of today.
Explanation:
The splitting occurred due to the movement of tectonic plates, where plates spread apart and moved the landmasses with it.
cephalocaudal principle
The cephalocaudal principle states that development proceeds from top to bottom. According to this principle, a child will gain physical control of their head first. After this, physical control will move downward to the arms and lastly to the legs.
Answer:
Down syndrome is a genetic disorder caused when abnormal cell division results in an extra full or partial copy of chromosome 21. This extra genetic material causes the developmental changes and physical features of Down syndrome.
Explanation:
Answer:
Biodiversity provide stability to the ecosystem and maintains the ecological balance. Plants and animals in ecosystem are linked to each other through food chain and food web. The loss of one species in the ecosystem affects the survival of other species. Thus the ecosystem becomes fragile
Explanation:
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