In the atmosphere, the shortest wavelength electromagnetic waves are called
A. microwaves.
B. infrared waves.
C. ultraviolet waves.
D. X-rays.
E. gamma rays.
Answer: E
You might also like to view...
As measured from the Earth, a spacecraft is moving at speed 0.80c toward another spacecraft moving at speed 0.60c in the same direction, i.e., the first spacecraft is catching up with the second spacecraft. What is the speed of the first spacecraft as viewed from the second spacecraft?
a. 0.38c b. –0.20c c. –0.38c d. not given
The four states of matter are solid, fluid, gas, and plasma
a. True b. False Indicate whether the statement is true or false
A ball is thrown upward at an angle with a speed and direction such that it reaches a maximum height of 16.0 m above the point it was released, with no appreciable air resistance. At its maximum height it has a speed of 18.0 m/s
With what speed was the ball released? A) 29.2 m/s B) 25.3 m/s C) 33.0 m/s D) 22.2 m/s E) 36.9 m/s
A simply supported steel beam of length L 5 1.5 m and rectangu-lar cross section (h 5 75 mm, b 5 20 mm) carries a uniform load of q 5 48 kN/m that includes its own weight. The maximum transverse shear stress on the cross section at 0.25 m from the left support is approx-imately:
(A) 20 MPa
(B) 24 MPa
(C) 30 MPa
(D) 36 MPa