Answer:8.3m/sec 30 sec,
Explanation:
A student practicing for a track meet, ran 250 m in 30 sec. a. What was her average speed? 250 m = 8.3 m/sec 30 sec.
There is approximately 2.54 cm that equals to 1 inch. So your closet answer would be the first choice. :)
To increase the rate of dissolving you can stir the concentration, heat the mixture, or grind the solute.
The resistance of a wire is directly proportional to the length of the wire. That is the longer the length of the wire, the higher the resistance and the shorter the length of the wire, the smaller the resistance.
Answer:
if somthing is warm or if somthing moves it usally has energy
