I put option 4 but it was wrong.

Which of the following is part of the explanation or description of electromagnetic waves? (select all that apply) a. electrically charged molecules in a medium transfer their energy to nearby electrically charged molecules. b. a changing electric field causes a changing magnetic field. c. magnetic molecules in a medium transfer their energy to nearby magnetic molecules. d. a changing magnetic field causes a changing electric field.

You can melt ice by applying pressure because the solid/liquid line has a slope.

Due in 40 explain in terms of frame of reference if you’re inside a moving train everything on the outside can seem to be moving