PLEASE HELP Which graph would best depict the following scenario? A man starts at
the origin, walks back slowly and steadily for 6 seconds. Then he stands still
for 6 seconds, then walks forward steadily about twice as fast for 6
seconds. Note that these are velocity-time graphs.

H
TI

no sign of dia of fuel cell

it is given that trillions of microbes make up to 1% to 3% of the body mass.

let's take average of this percentage: 2%

consider the average mass of the human body as 70 kg.

then, trillions of microbes would have mass  

therefore, 100 trillion micro-organisms would weigh:

this is an approximate value and could change depending on the mass of the human body and percentage of the microbes present in it.

average mass per microorganism =

prndulum needs thread, weight clock to time swings