Mr. mann's science students were experimenting with speed. they set up a 1 meter (100 cm) track. the students used balls instead of cars. the balls were different sizes and made of different materials. four at a time, students rolled balls around the track to see which had the fastest and slowest speeds. here is some of their data. which ball will take the longest to complete one lap around the track?
Answers: 2
Physics, 22.06.2019 12:30
Cathy is pedaling down a steep hill on her bicycle and wants to be able to coast up the next hill, which is 25 meters high, without pedaling. cathy and her bicycle have a mass of 75 kg. assuming her bicycle is 100% efficient, what would her speed have to be?
Answers: 3
Physics, 22.06.2019 16:50
During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0Ā°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.
Answers: 2
Mr. mann's science students were experimenting with speed. they set up a 1 meter (100 cm) track. the...
Mathematics, 05.05.2020 06:58
Mathematics, 05.05.2020 06:58
Social Studies, 05.05.2020 06:58
Mathematics, 05.05.2020 06:58
Mathematics, 05.05.2020 06:58
Mathematics, 05.05.2020 06:58
History, 05.05.2020 06:58
History, 05.05.2020 06:58
History, 05.05.2020 06:58
Advanced Placement (AP), 05.05.2020 06:58
History, 05.05.2020 06:58