Chemistry, 19.11.2019 00:31 jessicahanshew99
Chen is testing the friction of three surfaces. he pushes the same ball across three different surfaces with the same force and measures the distance of each ball. the ball moved ten inches across surface 1, six inches across surface 2, and fifteen inches across surface 3.
which could most likely describe the three surfaces?
a. surface 1 is ice, surface 2 is gravel, and surface 3 is blacktop.
b. surface 1 is gravel, surface 2 is ice, and surface 3 is blacktop.
c. surface 1 is blacktop, surface 2 is gravel, and surface 3 is ice.
d. surface 1 is blacktop, surface 2 is ice, and surface 3 is gravel.
Answers: 2
Another question on Chemistry
Chemistry, 22.06.2019 08:00
Which of the following observations indicates that there is a small, dense, positively charged part in the center of an atom? some uncharged particles are scattered by a gold foil. all uncharged particles are attracted towards a gold foil. all positively charged particles pass straight through a gold foil. some positively charged particles bounce back from a gold foil.
Answers: 2
Chemistry, 22.06.2019 08:30
For each of the compounds below, show that the charges on the ions add up to zero. a. kbr b. cao c. li(2)o d. cacl(2) e. alcl(3)
Answers: 2
Chemistry, 22.06.2019 19:30
Helium decays to form lithium. which equation correctly describes this decay?
Answers: 2
Chemistry, 22.06.2019 21:30
While in europe, if you drive 125 km per day, how much money would you spend on gas in one week if gas costs 1.10 euros per liter and your car’s gas mileage is 32.0 mi/gal? assume that 1 euro=1.26 dollars
Answers: 2
You know the right answer?
Chen is testing the friction of three surfaces. he pushes the same ball across three different surfa...
Questions
Mathematics, 11.11.2019 09:31
Social Studies, 11.11.2019 09:31
Chemistry, 11.11.2019 09:31
Chemistry, 11.11.2019 09:31
Social Studies, 11.11.2019 09:31
World Languages, 11.11.2019 09:31
Biology, 11.11.2019 09:31
History, 11.11.2019 09:31
