a boat is traveling 6 m/s at an angle of -30 the water has a current flowing 3 m/s directly south find the boat total velocity and direction

15. give an example for some particles or waves that are moving faster than light in everyday life 16. what is a laser? 17. what is an oscilloscope? 18. what does it means practically that nothing is faster than light in vacuum? 19. what is vacuum?

Which of the following is the phase that results when the moon is on the opposite side of the earth from the sun? a. quarter moon b. crescent moon c. new moon d. full moon

The earth exerts a gravitational force of 500 n on amy. what is amy’s mass in kg?