Physics, 23.04.2021 20:20 junkmailemail42
5. Mrs. Steward wants to ignite the enthusiasm of the class with a homemade cannon demonstration, The 1.3 kg cannon is loaded with a 54 gram tennis ball and placed on the floor. Mrs. Steward adds the fuel, waits for its vapors to fill the reaction chamber and then brings a match nearby. The explosion stuns the crowd and propels the ball forward. A photogate measurement determines that the cannon recoiled backwards with a speed of 7.8 m/s. Determine the speed of the ball.
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Physics, 22.06.2019 04:10
Time remainin52: 42the chart shows data for a moving object.which conclusion is best supported by the information inthe chart? time (s)velocity (m/s
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Physics, 22.06.2019 14:30
Alandscaper is shopping for landscaping materials. she wants to use materials through which water flows easily. which materials should she choose? check all that apply. clay gravel granite rocks with cracks loosely packed soil
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Physics, 22.06.2019 17:00
If a negatively charged particle is placed at rest in an electric potential field that increases in the positive x-direction, what will the particle do? a. accelerate in the positive x-direction b. remain at rest c. accelerate in the negative x-direction
Answers: 3
5. Mrs. Steward wants to ignite the enthusiasm of the class with a homemade cannon demonstration, Th...
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