Where can magma be found on the surface of the earth? a. in active volcanoes b. underneath lakes and rivers c. in between all continental plates d. in the aftermath of an earthquake

Road users moving into your lane, brake lights, and abrupt changes in road surface are a. rare at night b. indicators of potential hazards c. not worth worrying about before you reach them d. no problem for experienced drivers

Explain what it means to view something from a frame of reference. provide an example that illustrates your explanation. (4 points)

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.