An object with a temperature of 8000 K is brightest in the _________ and an object at 4000 K is brightest in the _________
a. infrared/ultraviolet
b. visible region/infrared
c. blue range/red range
d. ultraviolet/green range
e. ultraviolet/infrared
e
You might also like to view...
What kind of geometry does this surface have?
A) saddle-shaped geometry B) spherical geometry C) flat geometry D) spacetime geometry
What frequency must a photon have if it is to raise an electron in a hydrogen atom from the n = 2 to the n = 4 state?
A) 3.06 × 1014 Hz B) 6.16 × 1014 Hz C) 4.11 × 1014 Hz D) 5.20 × 1014 Hz E) 9.24 × 1014 Hz
According to the Aristotelian view of motion, which of these would NOT work?
a. An arrow flying away from a bow. b. A stone dropping through water to the creek bed. c. An apple falling from a tree to the ground. d. A person climbing a tree. e. A rocket ship going to the moon.
A 4.00-kg block rests between the floor and a 3.00-kg block as shown in the figure. The 3.00-kg block is tied to a wall by a horizontal rope
If the coefficient of static friction is 0.800 between each pair of surfaces in contact, what horizontal force F must be applied to the 4.00-kg block to make it move? A) 16.2 N B) 54.9 N C) 21.1 N D) 23.5 N E) 78.4 N