D : the shape of a solid does not change when it is put into a container
<span>Hiking in the morning, assuming you have not eaten anything prior to the hike, results in your body having to perform work with lowered glucose levels, thus causing the body to feel out of breath.</span>
Answer:
It can form four bonds. It is small and can form long chains
Explanation:
The carbon atom has specific properties that enable it to form covalent bonds to as many as four separate atoms, rendering this flexible factor suitable as a simple structural part.
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Answer:
The change from the oblong skull and protruding face of ancient humans (right) to the modern rounder skull and retracted face is associated with a sharper bend in the floor of the brain case (lower left), thought to be caused by increased brain size.
Explanation:
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Answer:
Protecting children from exposure to lead is important to lifelong good health. No safe blood lead level in children has been identified. Even low levels of lead in blood have been shown to affect IQ, ability to pay attention, and academic achievement. And effects of lead exposure cannot be corrected.
<em>The most important step parents, doctors, and others can take is to prevent lead exposure before it occurs</em><em> </em><em>.</em>
Explanation:
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