Use the graph to determine the object's average velocity What is the average velocity of the object?
m/s
Position vs Time
Position (m)
N A 0 0
0
10
20
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Time (s)

What are the phases shown in a and d called?

In addition to gravity, what is the other predominant force that affects the motion of a pendulum?

The amount of heat required to change liquid water to vapor at its boiling temperature is 2256 kj/kg. the amount of heat required to change liquid mercury to its vapor state at its boiling temperature is 295 kj/kg. one kg of each substance is currently at its boiling point. how will the amount of thermal energy required to change each substance from a liquid to a gas differ?