Answer:
The act of using senses or tools to gather information is called <em>Obser</em><em>vation</em><em>.</em>
What is the value of the voltage? There must be one somewhere.
This might be too simple minded, but I'll give it a voltage of 10 Volts.
R = voltage / Current
R = 10 / 0.5
R = 20 volts.
Perhaps you could post a diagram if this is a Kirchhoff Law Question.
A wave vibrating at right angles to the direction of its propagation
Accelerated motion = any change in speed or direction.
A. No. The airplane's speed is increasing.
B. No. The boulder's speed increases as it falls.
C. No. The speed of the ball decreases as it approaches the peak,
then it changes direction, begins to move downward, and its speed
increases steadily after that.
D. Yes. The cyclist's speed and direction are not changing.