Answer:
The precision at which the number was measured
Explanation:
The number of digits that you use to record a measurement indicates the precision of the measurement.
Frequency = (speed) divided by (wavelength)
= (3 x 10⁸ m/s) / (700 x 10⁻⁹ m)
= (3 / 700) x 10¹⁷ ( per sec )
= 4.286 x 10¹⁴ per sec = 4.286 x 10¹⁴ Hz.
= 42,860 GHz .
Answer:
If there is no cloud (liquid water) in the parcel
Explanation:
Answer:
Explanation:
25 cycles/s (5 s) = 125 dots
Tape does Repetitious motion.
It might possibly be harmonic motion, but we do not have enough information to say for certain.
I think to an observer outside the train, the speed of the ball will actually look like more than the speed of the train.
