A car starting from rest travels a distance of 20.0 m with a constant acceleration of 2.0
The car then slows to a stop in 10.0 seconds with a constant negative acceleration. The distance traveled by the car is
A. 36 m.
B. 46 m.
C. 50 m.
D. 58 m.
E. 65 m.
E. 65 m.
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Two plane mirrors are joined at a right angle. A beam of light is shone on one of the mirrors at an angle of incidence of 22 degrees, such that the reflected ray strikes the other mirror. What is the angle of incidence for the beam that strikes the second mirror?
A.
B.
C.
D.
Triton orbits in the same direction as Neptune's rotation
a. True b. False Indicate whether the statement is true or false
A nonrelativistic electron and a nonrelativistic proton have the same de Broglie wavelength. Which of the following statements about these particles are accurate? (There may be more than one correct choice.)
A) Both particles have the same speed. B) Both particles have the same kinetic energy. C) Both particles have the same momentum. D) The electron has more kinetic energy than the proton. E) The electron has more momentum than the proton.
Do you think it is possible that a red supergiant could harbor an advanced civilization? Explain your reasoning
What will be an ideal response?