Light traveling in water (n = 1.33) into an unknown medium. If rhe angles if incidence and refraction are 40 degrees and 25 degrees respectively. What is the index of refraction of rhe u known medium

Aball has an initial velocity of 3 m/s. if there is no friction, what is the highest it could roll?

What are some properties of transverse waves?

Aspaceship starting from a resting position accelerates at a constant rate of 9.8 meters per second per second. how far will the spaceship travel if its final speed is 1 percent the speed of light (300,000,000 m/s)? a. 3.1 × 106 m b. 2.94 × 108 m c. 7.8 × 1010 m d. 4.6 × 1013 m