Here are the answers to the question. Make sure to give a valid reason, please.
A. the sum of the protons and neutrons in one atom of the element.
B. a ratio based on the mass of a carbon-12 atom.
C. a weighted average of the masses of an element's isotopes.
D. twice the number of protons in one atom of the element.
Answer:
Frequency, f = 15 Hz
Explanation:
We have,
Speed of an ocean wave is 45 m/s
Wavelength of a wave is 3 m
It is required to find the frequency of an ocean wave.
Speed of a wave, 
, f = frequency of ocean wave
So, the frequency of an ocean wave is 15 Hz.
I think the toaster was invented in 1910
Answer:
Explanation:
A
Those devices the hold up while the pitcher is pitching measures speed. It has nothing to do with weather and temperature.
