Individuals need to adjust their physical activity to account for reduced flexibility, a loss of balance, as well as decreased energy levels as they age. As we see, there is a number of rather unwanted changes which happen with old age so the correct answer would be D - all of the above.
Answer:
Experimental Research Method
Explanation:
According to my research on studies conducted by various Sociologists, I can say that based on the information provided within the question the research study that best describes this study would be an Experimental Research Method. This can be said because the researcher can isolate the effect of race by creating otherwise identical resumes, therefore using and manipulating the variables that are available to him. Which is what the experimental method focuses on.
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The answers r 1,4, and that is all
Of the transfer of momentum
Well, when your arms are put forward, they do help you very much on doing the curl ups. It doesn't make anything easier, it just makes it to the point that you're not as uncomfortable. The reason why the exert less force is because of the transfer of momentum. There would not be enough momentum to help you get through that lift if your hands are put forward.