Answer:
Add items to the box
Explanation: I did the test
Answer: (Sorry, but I don't know how to calculate mass)
1. 15 N
2. 0.4921 (feet per second squared)
4. 150 N
5. 8.202 feet per second squared
Answer:
sorry I dont now the answer bro i am so sorry xd ;'(
Uniform velocity means no Net force and therefore no acceleration. Acceleration only happens when the velocity changes.
Answer: 0.25 m/s
Explanation: Speed = wavelengt · frequency
v = λf and frequency is 1/period f = 1/T
Then v = λ/T = 5 m / 20 s = 0.25 m/s