According to the law of reflection, the angle of reflection is equal to ______________
Fill in the blank(s) with correct word
the angle of incidence
You might also like to view...
Sunspots are hotter than the photosphere
Indicate whether the statement is true or false
Equilibrium: A uniform 40-N board supports two children weighing 500 N and 350 N. If the support is at the center of the board and the 500-N child is 1.5 m from its center, how far is the 350-N child from the center?
A. 1.1 m B. 1.5 m C. 2.1 m D. 2.7 m
Simple Pendulum: A simple pendulum has a period T on Earth. If it were used on Planet X, where the acceleration due to gravity is 3 times what it is on Earth, what would its period be?
A. 3T
B. 
T
C. T
D. T/
E. T/3
In a model airplane, the propeller is a significant part of the total mass. A model airplane is flying on a level path, with its propeller rotating clockwise as seen facing the airplane
At a preset time, a signal causes the plane to lower its tail flaps and it goes into a nose-down attitude. When this happens, the nose of the plane also swings towards the right. Explain why this happens.