Answer:
5.9 km/hour
Explanation:
divide 12.5 by 2.1 and the answer is 5.9
Looks like you need to review through the lesson and take notes as it tells you in the lesson what each of these are.
Bro I really think it might be c
Answer:
Explanation:
speed of sound in 24 degrees celsius
345.48m/s
hence 345.48m/s x 3s = 1036.44m
Dropping two objects and seeing them hit the ground at the same time