A) an empty region of space with huge gravitational field
A longitudinal wave oscillates back and forth and is parallel to direction of travel. For example, sound waves. Has compressions and rare fractions.
Answer:
Energy storage plays an important role in this balancing act and helps to create a more flexible and reliable grid system. For example, when there is more supply than demand, such as during the night when low-cost power plants continue to operate, the excess electricity generation can be used to power storage devices.
Explanation:
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Answer:
2.35 s
Explanation:
The period of a simple pendulum is expressed as;
T = 2π
Where
T is the period in seconds
L is the length in metres
g is acceleration due to gravity
T = 2π
T = 2.349 s
T = 2.35 s
Answer:
In mechanics, acceleration is the rate of change of the velocity of an object with respect to time.
Explanation:
