two blocks of masses 1.0 kg and 2.0 kg, respectively, are pushed by a constant applied force f across a horizontal frictionless table with constant acceleration such that the blocks remain in contact with each other, as shown above. the 1.0 kg block pushes the 2.0 kg block with a force of 2.0 n. the acceleration of the two blocks is

Did the universe cool off or get hotter as it expanded after the 'big bang"?

Anna’s mother prepares sauerkraut, a fermented dish made from finely cut cabbage and salt. lactobacillus bacteria present on the surface of the cabbage combine with salt to turn the cabbage into a crunchy, sour dish. what chemical process occurs to create this dish? a. alcoholic fermentation b. cellular respiration c. conservation d. lactic acid fermentation e. photosynthesis

Alex is the head photographer for the yearbook and the newspaper. she has a large staff of assistant photographers because they need to take pictures at all of the school events. she knows that some of her photographers have better cameras and can take action shots at sporting events, and that some of them are good at taking candid pictures in the hallways. she sets firm deadlines so she has enough time to look through all of the shots and choose the best ones. she gives her photographers constructive feedback to them improve their pictures. respectful enforcer warlord doormat peacemaker