Is this true or false? The secret to walking for fitness is shifting from a regular walk to one with a more athletic and powerful pace.

true

Explanation:

I have the same quiz question on k12

I don't know if I got it right or not please tell me if I got it right and thankyou

momentum of soft ball three times less than baskey ball

it's when something is going so fast it makes a loud noise, breaking the sound barrier, for example: a jet makes a loud noise, not only cause of the jet but because they reached a point where they went so fast that you can year the noise from various parts, kinda like a police car, lets say the car was going   so fast that you hear the siren of the cop car right next to you, but the car is probably a mile a way, it's cos the siren was next to you a few seconds if you understand me