What is the resistance of a 10 m long aluminum wire (ρaluminum = 2.65 x 10-8 Ω-m) whose cross-sectional area is 4x10-7 m2?

Which of the following represents an upside-down image?

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

Bernie drove home from a vacation in 1.5 hours. he traveled a total distance of 60 miles. what was his average speed in miles per hour? a. 60 mph b. 90 mph c. 40 mph d. 55mph