If a force is directed perpendicular to the displacement, no work is done by that force
Indicate whether the statement is true or false
TRUE
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A rifle fires a bullet. Immediately after the bullet is fired, which of the following is NOT true?
A. the rifle and the bullet have the same magnitude of momentum B. the force on the rifle due to the bullet and the force on the bullet due to the rifle have the same magnitude C. the impulse on the rifle due to the bullet and the impulse on the bullet due to the rifle have the same magnitude D. the rifle and the bullet do not have the same kinetic energy E. the rifle and the bullet have the same kinetic energy
A ball rolls across a floor with an acceleration of 0.100 m/s2 in a direction opposite to its velocity. The ball has a velocity of 4.00 m/s after rolling a distance 6.00 m across the floor. What was the initial speed of the ball?
A) 4.15 m/s B) 5.85 m/s C) 4.60 m/s D) 5.21 m/s E) 3.85 m/s
X-rays travel at a greater speed than radio waves
Indicate whether the statement is true or false
While often called twins, Uranus and Neptune still have significant differences. Discuss some of them
What will be an ideal response?