What is the greatest weakness/concern of using primary sources?

PLEASE PLEASE!DUE TODAY!I need to find x[calling 10th graders or geometry]will give brainliest and + points please! In what way could two eukaryotic cells be different from each other?One eukaryotic cell could have cytoplasm while another does not.One eukaryotic cell could have a cell membrane while another does not.Two eukaryotic cells could differ in the number and types of organelles they contain.Two eukaryotic cells could differ in the number and types of prokaryotes they contain. Can someone help me with these questions?!?!?!!? Pleasee!!! Like all of them.????? Why is conflict confrontation not healthy for sustaining positive relationships evaluate tree ways in wich emloyment will minimize emotional stress THIS IS DUE IN 10 MINUTES!!! 54=6bwhat is the b ASAPHELP PLEASE PLEASE HELP ME ASAP I AM BEGGING YOU. NO SPAM ANSWERS. Find the perimeter of the shaded regions below. Give your answer as a completely simplified exact value in terms of (no approximations). The figures below are based on semicircles or quarter circles and problems b), c), and d) are involving portions of a square. ONLY FIND THE PERIMITER PLZ A 60 kg skateboarder accelerates themselves at 1.5m/s2. How much force was required to do this? Put the number by which one you answer and don't put nothing if you don't know it please Suzy makes 20 dollars an hour at her job. Bill only makes 10 dollars an hour but he has a starting bonus of 20. When will Suzy and Bill make the same amount of money for the same number of hours worked? How much will they both earn at the same time? Which of the following is not a feature of a plant cell?A. Cell wallB. ChloroplastC. LysosomeD. Mitochondria Help meeee is it a. B. C .d If you watch Mine-craft streamers, click this question. No matter the streamer. *ahem* GeorgeNotFound once said, "Oh, your positioning is soo good..." A day-care center has a merry-go-round that consists of a uniform 240-kg circular wooden platform 4.00m in diameter. Four children run alongside the merry-go-round and push tangentially along the platforms circumference until, starting from rest, the merry-go-round is spinning at a rate of 2.14 rev/minute. During the spin-up: a) If each child exerts a sustained force of 26N, how far does each child run? b) What is the angular acceleration of the merry-go-round?SHOW ALL WORK AND STEPS PLEASE. a car travels a distance of 50 km in 30 minutes. what is the average speed please help me with this science question What is the GCF of 4x^ 2 +6x If each contour line represents 50 meters, what is a reasonable height of the mountain peak in the topographic map? Record your answer and fill in the bubbles on your answer document. Be sure to use the correct 1.Prove that the roots of x^2 + (1 - k).x+k-3 = 0 are real for all real values of k