PLEASE HELP! If I am a 15 year old student, my Target Heart Rate based on a Moderate 70%-80% Aerobic Zone would be about 143-164 beats per minute. O True O False​

ill do it for 100, also this isnt 80 its 40

a

explanation:

no diagram was provided, but i'm guessing it's the one i've attached to my answer.

here, a mechanical force turns the rod.   this generates an electric current in the coil, which powers the bulb.

what experimental evidence led scientists to change from the previous model to this one?

a few of the positive particles aimed at a gold foil seemed to bounce back.

the colors of light emitted from heated atoms had very specific energies.

experiments with water vapor showed that elements combine in specific proportions.

cathode rays were bent in the same way whenever a magnet was brought near them.

answer a fan shaped mass of sediment deposited at the base of a mountain front do to an abrupt change in stream gradient;