A. <span>Standing is health-enhancing because it uses energy.
Because standing can burn a lot of calories.</span>
Answer:
Explanation:
85 = ½(0.43)t²
t = √(2(85)/0.43)
t = 19.883380...
t = 20 s
v→ 8.55 m/s initial, 0 m/s final
a← 0.43 m/s²
Answer:
Option D
Last option
GOOD LUCK FOR THE FUTURE! :)
The answer is A. Mixtures can be separated by physical means.
Mixtures can be separated through physical means while pure substances cannot be separated through physical means. Pure substances form compounds which are chemically bonded and can be separated through chemical means.