Students are designing a balloon-powered car to test the effect of wheel size on the speed of the car. The size of the balloon is kept constant In each trial. The results of three trials are shown in the chart. Large Wheel Car Small Wheel Car Small Wheel Distance (m) Time (s) 5.0 20.8 Large Wheel Distance (m) Time (s) 5.0 17.1 Trial 1 Trial 2 Trial 3 5.0 21.1 5.0 16.8 5.0 20.9 5.0 17.0 What is the average speed for the small- and large-wheeled cars? A 0.2 m/s (small), 0.3 m/s (large) C. 4.0 m/s (small), 5.4 m/s (large) B. 0.7 m/s (small), 0.9 m/s (large) D. 100.0 m/s (small), 85.0 m/s (large)
Answers: 3
Chemistry, 22.06.2019 05:30
According to periodic trend, which of the following most likely has the highest ionization energy? kr be ni sc
Answers: 3
Chemistry, 22.06.2019 06:00
One does not belong why? ice, gold ,wood ,diamond and table salt
Answers: 1
Chemistry, 23.06.2019 01:30
Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?
Answers: 1
Students are designing a balloon-powered car to test the effect of wheel size on the speed of the ca...
History, 18.07.2019 14:30
History, 18.07.2019 14:30
Social Studies, 18.07.2019 14:30
Biology, 18.07.2019 14:30
Social Studies, 18.07.2019 14:30
Mathematics, 18.07.2019 14:30
History, 18.07.2019 14:30
History, 18.07.2019 14:30
Mathematics, 18.07.2019 14:30
Biology, 18.07.2019 14:30
Mathematics, 18.07.2019 14:30
Biology, 18.07.2019 14:30
History, 18.07.2019 14:30