If a sound wave has a speed of 300 m/s and a wavelength of 2 m, what is the frequency of the sound wave? a 0.0067 Hz. b 150 Hz
c 302Hz
d 600Hz ​

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

During a medieval siege of a castle, the attacking army uses a trebuchet to hurl heavy stones at the castle walls. if the trebuchet launches the stones with a velocity of at an angle of 50.0°, (a) how long does it take the stone to hit the ground? (b) what is the maximum distance that the trebuchet can be from the castle wall to be in range? (c) how high will the stones go? show all your work.

As the distance from a magnet increases, what happens to the magnet force?