PLZZ ASAP What is true about the electric and magnetif fields as the electromagnetic wave moves?

a The angle between them is constantly increasing

b They are perpendicular (90º)

c They are parallel

d the angle between them is decreasing

Describe the path of the electric current through a circuit?

The graph represents the distance a car travels over time while on the highway. which statement about the car's trip is accurate? a) the car does not move over time. b) the car travels at a constant velocity. c) the car's velocity increases constantly over time. d) the car's velocity decreases constantly over time.

Why does karst topography exist in some geographic location? a. few climates have enough oxygen b. most regions have rock layers other than limestone c. in most regions, the soil is too thin d. the water is too acidic enough in most places