Which of the following statements about a controlled experiment is accurate? a. All the variables must be kept the same. b. Only one variable is tested at a time. c. Everything can be studied by setting up a controlled experiment. d. Controlled experiments cannot be performed on living things

Find ""k"" so that the 58 unit diagonal of a rectangle can have an aspect ratio of 15:8. Then find the length and width of the rectangle and find its area. Reanna is making a scrapbook which holds 14 photos on each 2-page spread. HELP PLZZZZZZZZZZZZZZZZZZZZZ FAST Due to the partial charges on atoms in a water molecule, ____ in water molecules are attracted to oxygen atoms in other water molecules. While some traits for success come naturally, others can be learned throughguidance and practice. The text is designed to give you an opportunity todevelop important technical communication skills such as Solve the following using substitutionY = 2X - 34X -3Y = 31 the base of a triangle is 13cm and its height is 5cm. what is the area of the triangle Can someone help me im struggling Why were southerners successful in using literacy tests to keep African Americans from voting HELP PLSSQu estructura es responsable de regular todas las actividades celulares?Escoge 1 respuesta:LisosomaNcleoAparato de GolgiMitocondrias NEED HELP NOW WILL MARK BRANLIESTShow all work to multiply quantity 3 plus the square root of negative 16 end quantity times quantity 6 minus the square root of negative 64 end quantity (10 points) write a letter to your uncle thanking him for paying your ssce registration fees and discuss possible consequences for failure to have redered the assistance Which is true about the polynomial 3x - 4 + 5x2?AIt is a binomial with a degree of 2.BIt is a trinomial with a degree of 2.CIt is a binomial with a degree of 3.DIt is a trinomial with a degree of 3. Fill in the blank by choosing the most appropriate word.Regression equations are usually used to predict values of unavailable data. If the data do not closely model a particular type of function, then that type of function is not appropriate to use in statistical regression. The more closely data fit a model, the more _______________ predicted values will be.a.accurateb.quadraticc.scatteredd.variable What is the Molality of a solution prepared by dissolving 84.7 g of KMnO4 (potassium permanganate, an oxidizing agent) in 165 g of water?a) 0.513 m b) 11.3 m c) 0.308 m d) 3.25 m e) 0.958 m Which type of figurative language directly equates two things?O simileO adaptationO personificationO metaphor Read the passage below. Using your accuracy strategies, define the underlined word.It came on great oiled, resilient, striding legs. It towered thirty feet above half of the trees, a great evil god, folding its delicate watchmakers claws close to its oily reptilian chest. Each lower leg was a piston, a thousand pounds of white bone, sunk in thick ropes of muscle, sheathed over in a gleam of pebbled skin like the mail of a terrible warrior.a.flexiblec.largeb.strongd.clumsyPlease select the best answer from the choices providedI NEED HELP RUNNING OUT OF TIME -m/3=-4m?Yeah i need to figure out how to do this one does nail polish remover sink or float What do you think the circus elephants are thinking of. you can see the pic