What is the kinetic energy of the baseball
An outfielder throws a 0.150 kg baseball at a speed of 39.6 m/s and an initial angle of 34.0° What is the kinetic energy of the baseball at the highest point of its trajectory?
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Two identical loudspeakers are 3.2 m apart. A person stands 5 m from one speaker and 4.2 m from the other. What is the lowest frequency at which destructive interference will occur at this point? The speed of sound in air is 343m/s in Hz.
Calculate the amount of work (in electron-volts) it would take to move an electron from 11.6 to 13.4 away from a +3.50 point charge.
A 62 kg boy and a 45 kg girl use an elastic rope while engaged in a tug-of-war on a frictionless icy surface. If the acceleration of the girl toward the boy is 3.3 m/s2, determine the magnitude of the acceleration of the boy toward the girl.
A pebble is dropped down a well and hits the water 1.1s later. Using the equations for motion with constant acceleration, determine the distance from the edge of the well to the water's surface.
A 1250kg is pulling a 325kg trailer. Together the car and trailer have an acceleration of 2.15m/s squared. Determine the net force on the car-trailer combination.
A steel tank contains a large quantity of compressed air. When the tank is submerged for an hour in a cold-water tank, the air loses 245 J of heat to the water. What is the change in the internal energy of the air?
A material contains 50.0 grams of carbon 14, and is 300,000 years old. It has a half life of 5730 years. What was its original mass?
A 1.4 kg block is attached to a horizontal spring with spring constant 2800N/m. The block is at rest on a frictionless surface. A 8.90g bullet is fired into the block, in the face opposite the spring, and sticks. What was the bullet's speed if the
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Does this discussion post accurately respond to this module's required reading "David C. Funder's The Personality Puzzle, 9th ed,
Analyze the scenario Jeffery is a young 7-year-old who has a conduct disorder. This is a form of emotional disturbance that displays as aggression in others
Rewrite Intrinsic motivation arises from within the individual and it is the drive to engage in an activity for its inherent interest, enjoyment, or personal va
Noor brought his sound system box and put on one of his favorite songs on YouTube. Then he started dancing to the beat of the song.
Despite the empirical evidence supporting the benefits of a comprehensive program, why might a conservative parent be apprehensive about using this approach?
Practice with Mock Exams - What are the best Take practice tests to familiarize yourself with the question format and time constraints.
Motivation is a psychological process that initiates, guides, and maintains goal-oriented behaviours.