a cyclist accelerates uniformly from velocity of 2.5m/s to a velocity of 70.mls in a time of 10 seconds calculate. A. its accleration b. its velocity 2.0s later if it continued to accelerate at the same rate

What do we mean by the event horizon of a black hole?

Hydroelectricity provides about 7 percent of the electricity generated in the united states. (a) explain how a hydroelectric power plant converts energy stored in water into electricity. (b) identify two factors that determine the amount of electricity that can be generated by an individual hydroelectricity power plant. (c) describe the two main types of land-based hydroelectric power plants. (d) describe two economic advantages and two environmental disadvantages of hydroelectricity.

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