At fifty-five miles per hour, a vehicle travels feet in one second.

What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

What type of relationship exists between the length of a wire and the resistance, if all other factors remain the same? o a. resistance is directly related to length. ob. resistance is directly related to the square of the length. c. resistance is inversely related to the length. d. resistance is inversely related to the square of the length. reset next

How is sound energy produced a. vibrating objects b. objects being heated c. temperature differences d. stationary objects