Physics, 01.10.2021 18:50 moeshawashingto1
A ball is launched horizontally at 19.0 m/s off of a cliff which is 50 meters tall. What is the horizontal component of the ball's velocity 5 seconds later? (hint: does horizontal velocity change ?)
Answers: 2
Physics, 22.06.2019 21:00
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
Physics, 22.06.2019 22:00
Which best term to describe a chemical reaction that absorbs energy from its surroundings? a.thermal conductor b.thermal insulator c.endothermic d.exothermic
Answers: 1
Physics, 23.06.2019 02:30
What are two examples of phase changes that skip a phase during transition?
Answers: 1
Physics, 23.06.2019 02:40
An impulse is the product of the on an object and time during which it is applied
Answers: 2
A ball is launched horizontally at 19.0 m/s off of a cliff which is 50 meters tall. What is the hori...
Mathematics, 10.02.2021 03:00
Mathematics, 10.02.2021 03:00
English, 10.02.2021 03:00
Mathematics, 10.02.2021 03:00
Mathematics, 10.02.2021 03:00
Mathematics, 10.02.2021 03:00
English, 10.02.2021 03:00
Biology, 10.02.2021 03:00