Answer:
Frequency is the correct answer.
Explanation:
When a wave go from one medium to another medium then the velocity, wavelength and Amplitude changes. But there is no change on the frequency.
Here, The string and the surroundings air are two medium , from which the wave travels.
So, the wave has same frequency in both medium.
The correct answer is Frequency.
The full question is found in the image attached
Answer:
Densities
Explanation:
When we talk about density, one of the things that come to our mind is actually how heavy something is.
If i have substances that possess different densities, i will notice that i can not really mix them because they will separate and the heavier substance will be at the bottom while the lighter substance will be at the top.
Hence the two substances separated due to difference in density.
Answer:
C) Mass
Explanation:
The mass of an object divided by its volume equals the density.
Hope this helps!
Answer:
It makes sense because on that the day the sun stops moving northward and starts moving southward
Explanation: