Circle the item(s) which is (are) part of the internal energy: (a) sensible energy (b) kinetic energy m v? ) (c) potential energy (mgz) (d) chemical energy (e) nuclear energy

Sawyer is studying diffraction. he draws a diagram of a plane wave to show how light waves travel. which best describes sawyer’s error? the wave fronts should be perpendicular to the direction in which the waves move. the arrow showing the direction of movement of the waves should be pointing to the left. the arrow showing the direction of movement of the waves should be pointing downward. the wave fronts should be both parallel and perpendicular to the direction in which the waves move.

The coefficient of friction is a number that represents the resistance to sliding between two in contact with one another.

Which is special about a dc circuit ? a. it has both series and parallel components b. it has only series or only parallel components c. charge moves in a single direction d. charge moves back and forth quickly