True or false
19. Closed systems rely on feedback from outside of the system to operate.

PLEASE HELP ME URGENT what is the answer Noah says, "If I try to write 100 expanded, it should have zero factors that are 10, so it must be equal to 0." Do you agree? Why or why not? find the unit rate for each graph. i need an answer FAST!!! The weather instrument shown In the photo above is aITS B!!!B.rain gauge The information shows the masses after the compounds are balanced.2MgO + 2Cl2 2MgCl2 + O285g + 156g 188g + ?If the following materials are used during the reaction of magnesium, oxygen, and chlorine, what mass oxygen would we expect to see after the reaction and why? A. 53g of O2, because all mass must be conserved. B. 241g of O2, because all mass must be conserved. C. 42.5g of O2, because all mass must be conserved, it would be half of the compound MgO in the products. D. 106g of O2, because all mass must be conserved, it would be double the compound MgO in the products. determine your targetarket does anybody know the answer to this? what did the dog say Learning Task 2: Analyze now visual and multimedia elements contribute to the text reco1. Which of the following visual and multimedia elements shows the meaning ofAchilles heeeA. A sound effect with a happy tone.B. A video showing now Achilles was killed by an arrow in his ankle.C. A picture of Achilles being immune to all attacks.D. A narrator saying how string Achilles is.2. The author wants to portray an image like this:which best describes the picturesA. I can see an enormous hall filled with rich furniture. It was very elegant.8. Look at the unsightly place with dark curtains make me cringe.C. I am scored of the spooky and creepy buildingD. This hallway is so boring3. How can you make the story about sea adventure more interesting?A. Add the sound of waves and the sea shell horn to set the tone of the story. .B. Add the sound of crickets and frogs.C. Add o pop song to lighten the mood A foot ball field measures 100m by 72m. A school marks a football field similar in shape to a fullsize football field but only 30m long. What is its width? Identify and explain one effect on the transatlantic slave trade ?(answer -explain -cite format) Which of the following types of speech is generally protected by the First Amendment? Why was Justice Roger B Taney important to the states' rights?a. He supported Justice Marshall's rulings in C. He ignored Justice Marshall's rulings in orderorder to give the states more power.to give the federal more power.b. He ignored Justice Marshall's rulings in d. He supported Justice Marshall's rulings inorder to give the states more power.order to give the federal more power. Question 5 Please Help Agrarian and slave states would not sign the Constitution unless ___. Anyone familiar with Daughter of Invention story? English help please. Thank you! It has to do with the story "Daughter of invention" .PART A: Which TWO statements describe the main themes of the story? Read the short story.One afternoon, Billy's father decided it was time to teach his young son how to ride a bicycle. The two headed out to the driveway after lunch. Billy's father removed Billy's training wheels and made sure the boy's helmet was fastened tightly. Then he held the bike while Billy tried to balance. Billy tried to balance and pedal at the same time. He just couldn't seem to get it. By one o'clock, Billy had two skinned knees and a bruised elbow.Which conclusion would readers find most engaging?After a few more tries, Billy's father gives up. He drags the old, red wagon out of the garage and pulls Billy up and down the driveway instead.On Billy's last attempt, he crashes into a nearby tree, falls off his bike, and breaks his arm. Billy and his father spend the rest of the day in the hospital.Billy's brother sees what is going on from his bedroom window. He heads outside and gives Billy a tip about keeping his chin up. Soon, Billy is riding with ease.Billy gets frustrated and starts to cry. He pushes his bike down on the lawn and throws his helmet off. Then he tells his father that he doesn't want to learn how to ride a bike. Someone please please help and Thanks so much Solve the equation of 4y=20 then find the value of y? 3. How many grams of aluminum can be heated from 90C to 120C if 500 J of heat energy are applied?(c = 0.900 J/g C)