A is growth!!!!! B is reproduction!!!
When a ray passes from air into glass the direction in which the light ray is travelling changes. The light ray appears to bend as it as it passes through the surface of the glass. ... This 'bending of a ray of light' when it passes from one substance into another substance is called refraction.
Answer:
In a unit government, all the powers of government are moved around in the central government where in turn in a federal government, the powers of government are divided between the center and the units.
Explanation:
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The source of heart for a (an) close system is electricity.
Good evening Carolina
You could say waves are the continuous transmission of energy from one location to the next.
I hope that's help:)