1. A positive charge of 1.00×10 C, experiences a force of 0.200 N when located at a certain
point X in a field created by a positive charge. What is the electric field intensity at X and draw
a vector to indicate the direction of the field at X.
x

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.

The long handle on a rake is a(n) a. lever b. screw c. wedge d. inclined plane

What happens to an isotope during radioactive decay?