The first to be credited with the idea that light is quantized was
A) Max Planck.
B) Albert Einstein.
C) both Planck and Einstein at about the same time.
Question 2
A box is sliding down an incline tilted at a 12.0 angle above horizontal.
The box is initially sliding down the incline at a speed of 1.50 m/s. The coefficient of kinetic friction between the box and the incline is 0.340. How far does the box slide down the incline before coming to rest?
A) 0.920 m
B) 2.33 m
C) 1.78 m
D) 0.720 m
E) The box does not stop. It accelerates down the plane.
Astronomers identified 12-billion-year-old white dwarf stars only 100 light years away from Earth
(A) Scratch test; patient is exposed to allergens through a light scratch on the skin; (B) Positive
pupil light reaction
Auguste Comte (1798–1857), who is credited as the founder of sociology, began to analyze the bases ...
Spinal changes caused by osteoporosis. Use light pressure and gentle stretches only with frail or ...