Describe how the piece of chalk in this image may be affected by static friction, sliding friction, fluid friction and rolling friction. Which type of friction is likely to produce the greatest amount of force on the chalk?

Arrange the images in order to show how lake-effect snow occurs.

Which of the following changes will increase the capacitance of a parallel-plate capacitor? (there could be more than one correct choice.) a) increase the charge on the plates b) decrease the poten5al between the plates c) increase the potential between the plates d) introduce a dielectric material between the plates e) decrease the separation between the plates

Select all the correct answers. which three statements about electromagnetic radiation are true?