In order to find the circumference of a circle you need to use the equation C=2πr.
Answer:
Some signs of a chemical change are a change in color and the formation of bubbles. The five conditions of chemical change: color chage, formation of a precipitate, formation of a gas, odor change, temperature change.
Explanation:
As air heats up, air molecules occupy a larger area comparitively to cool air. To summerize, the ball will appear to be "more inflated."
Answer:
Explanation:
momentum is written as p
p = mass * velocity
p = mv
30 km per hr = 30 * 1000 meters per 3600 seconds
velocity = 30000 meters per 3600 seconds
p = mv
p = 75 * 30000 / 3600
p = 625 kilogram per meter second
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Answer:
I have examined the different parts of blub and I assume the answer is (D)T and U
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