(a velociraptor jumps up from
the top of a 4.8 m tall boulder
to catch its prey. if its initial
velocity is 8.7 m/s [65° above
the horizontal], determine the
velociraptor's final velocity.
a. a fighter jet to
what is the accelera

Which of the following are properties of mechanical waves? check all that apply ⭕️ particles of the medium move back and fourth, but do not move with the wave. ⭕️ the particles of the medium always move parallel to the wave motion. ⭕️ wave motion begins with a disturbance in the medium. ⭕️ waves transport energy from a source outward, away from the source.

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.

Why do different substances have diffrent properties