to understand motions of galaxies toward each other and toward our region of space
Answer:
The speed of the wave at the given wavelength and frequency is 60 m/s.
The given parameters;
wavelength of the wave, λ = 0.5 m
frequency of the wave, f = 120 Hz
The speed of the wave is calculated by applying general wave equation as shown below;
v = fλ
where;
v is the speed of the wave
v = 120 x 0.5
v = 60 m/s
Thus, the speed of the wave at the given wavelength and frequency is 60 m/s.
The dramatic growth in women's labor force involvement in the mid 1800s was the most important factor in the birth of the women's rights movement in the United States.
Women's rights movement are the demands made on behalf of women and girls all around the world. They served as the pivot of the feminist and women's rights movements in the 20th and 21st centuries. In certain nations, via legislation, regional customs, and behavior, some rights are institutionalized or supported, whereas in others, they are disregarded or suppressed.
They diverge from more broad ideas of human rights because they contend that there is a natural historical and societal bias against women and girls exercising their rights in favor of men and boys. Women rights movement is a struggle for freedom from sexual assault, the right to vote, and the ability to hold public office.
To know more about Women rights movement here
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Yellow lines means that roads are merging and there's going to be traffic coming, so it's a warning to be cautious and to join the merged road. It's usually a warning to people that are going at a high speed in their vehicle. So merging majorly helps prevent an accident.