Determine the mechanical energy of this object; a 1-kj ball rolls on the ground at 2m/s

a. the ball is on the ground, so the mechanical energy is zero

b.2j

c.1j

d.4j

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.

Argon, neon, and xenon are examples of

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