1. Whether or not height affects running speed.
2. She and her friend Melissa exercised equal amounts, but Melissa still ran faster, so Sally wanted to know why.
3. speed
4. quantitative
5. males vs female data, so gender, and how much each test subject exercises, so their athleticism
6. Gender, distance ran
7. no
8. 1 trial as a class, but independent data for each student, so I would say there were as many trials as students in the class
Through experiments and studies
Answer:
Humans , technology , and environment are always interrelated.
Explanation:
To procure nutrition, water, electricity, medications, construction materials, and several other objects, humans must communicate with the environment. Development of science and technology had already allowed us to take advantage of the eco system, but they have also resulted in massive environmental damage and exploits.