Amir measured the air pressure every day for a week. The results are in the graph below. Which of the following tables matches the data above?

if you have study island you know the other pictures

not too sure thinking it will always be directed towards the centre of the earth. could be wrong not sure

i believe the answer would be:

d. violin, clarinet, french horn, and tuba

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 =