Answer:
15m/s²
Explanation:
Given parameters:
Initial velocity = 10m/s
Final velocity = 40m/s
Time taken = 2s
Unknown:
Average acceleration = ?
Solution:
Acceleration is the rate of change of velocity with time;
Acceleration =
Acceleration = = 15m/s²
the heavier skater has less momentum
hope it is helpful to you
cardiovascular endurance :))
photo one- refraction
photo two- diffraction
photo three- reflection