A projectile is launched at an angle of 75° at an initial velocity of 30 m/s. What height will it reach?
(note: sin? Omeans (sing)2)
A) 32 m
B) 6.9 m
C) 180 m

Aballet student who learns with the of his instructor is demonstrating learning.

4. who was the first one to measure the speed of light and conclude that it is finite? 5. who was the first philosopher who thought the speed of light is finite? 13. what is the speed of light numerically? 14. give an example of something moving faster than light 15. give an example for some particles or waves that

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n