Which term below identifies the eye defect characterized by an inability to see distant objects clearly?
a. myopia
b. presbyopia
c. hyperopia
d. astigmatism
a
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Consider a gun with a pellet that is more massive than the gun. The firing speed is greater for the
A) pellet. B) recoiling gun. C) both are the same D) none of the above
A bar magnet is dropped, N pole down, so it falls through a horizontal loop of wire. As it approaches the loop, the induced current (viewed from above) is:
A) clockwise B) counterclockwise C) zero
A person weighing 0.70 kN rides in an elevator that has an upward acceleration of 1.5 m/s2. What is the magnitude of the force of the elevator floor on the person?
A. 0.11 kN B. 0.81 kN C. 0.70 kN D. 0.59 kN E. 0.64 kN
An aircraft approaches a runway that runs directly east as a strong wind blows out of the south. The direction that the aircraft should aim in order to land is east of north
a. True b. False Indicate whether the statement is true or false