An object is dropped from a tower, 10241024 ft above the ground. the object's height above ground x seconds after the fall is s(x)equals=10241024minus−16xsquared 2. about how long does it take the object to hit the ground? what is the object's velocity at the moment of impact?
Answers: 1
Physics, 22.06.2019 14:00, Amrinderkhattra
Give an example of a collision in real life. use the law of conservation of energy to describe the transfer of momentum. be sure and discuss the momentum before and after the collision occurs. you will need at least 3 sentences to thoroughly answer this question.
Answers: 1
Physics, 22.06.2019 21:00, estebencampos69
Aflask with vinegar in it has a mass of 160 grams. a balloon with baking soda in it has a mass of 40 grams. the balloon is attached to the flask to seal the opening and the vinegar and baking soda mixes. the balloon inflates to a large volume. what will the total mass of the balloon and flask be after the balloon inflates? explain. a) less than 200 grams because the solid baking soda disappears. b) 200 grams, because all the atoms remain in the balloon or flask. c) more than 200 grams because the size of the balloon is so much larger. d) less than 200 grams because gases such as the one in the balloon are lighter than solids and liquids.
Answers: 1
An object is dropped from a tower, 10241024 ft above the ground. the object's height above ground x...
Mathematics, 08.02.2021 23:50
Arts, 08.02.2021 23:50