How fast is the cannonball going when hitting the balloon
A cannonball shot with an initial velocity of 143 m/s at an angle of 56° follows a parabolic path and hits a balloon at the top of its trajectory. Neglecting air resistance, how fast is the cannonball going when it hits the balloon?
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A soccer player 'heads' a size 5 ball deflecting it by 46.0°, and keeps its speed of 15.90 m/s constant. A size 5 ball has a mass of approximately 0.421 kg. What is the magnitude of the impulse which the player must impart to the ball?
When the power switch is turned off, you observe that the wheel stops in 45.0 s with constant angular acceleration due to friction at the axle. What torque does friction exert while this wheel is slowing down.
To what degree can we predict their behavior? Give an example of a situation in which the prediction is simple and one in which it is difficult or impossible.
Write a Java program which computes the Salary for a given number of employees. The program prompts user to enter n the number of employees
How significant was the McCarthyism in the lives of American people in the 1950's?
In any sensory system (sound, light, chemical), the lower limit of detection is often determined by the "background' noise level" of the sensory system. One could think of this as signals that are generated by the sensory system in the absence of any
Whats the difference between prokaryotes and eukaryotes; mode of reproduction, number of chromosomes, and shape of bacterial chromosome?
In Daniel Tanner's 4th Ed. Curriculum Development Theroy into Practice, Chapter 2, question 1: Why was Dewey's laboratory school at turning point in curriculum thought and educational improvement?
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What are the differences between federal, unitary, and confederal systems? Be sure to provide a definition and an example of each system.
What are the different types of federalism? Name them, describe what each is in detail, and provide examples of each.
Question: Which of the following is an example of a reformist movement?
Which perspective on politics uses the class dominance theory to argue that power becomes concentrated in the hands of the few elites?
Question: Where do most terrorist attacks in the United States originate from?
What motivates humans behavior most biological or psychological factors How do emotions affect decision making
Your response needs to be well-developed by providing clear answers with evidence of critical thinking and adding greater depth to the discussion