Answer:
it will have a speed of 10ms after 1 second
Answer:
The real cubic expansivity is 0.024 per kelvin
Explanation:
check attachment
Answer:
hello
Explanation:
for average speed the total distance is important so.
and you must convert min to hour 15 min is 1/4 or 0.25 hour

for average velocity the straight line distance is important so

hope you understand