Use the drop-down menu to complete the statement. Based on the field lines, the electric charges indicated by the question marks are .

After a car's engine has been running for a while, if you stand near the car's engine you can often feel heat coming from the engine as a result of a. radiation b. convection c. conduction

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?