What primary element of light helps the observer see three-dimensions? a. intensity c. color b. hue d. shading Please select the best answer from the choices provided A B C D

Two technicians are discussing how to test a car's exhaust by holding a small piece of paper within an inch of the tailpipe mouth. technician a says that if the paper is vibrating due to a "puffing" output from the tailpipe, this signals a smoothly running engine. technician b says that if the paper is being drawn toward the tailpipe, this could indicate burned exhaust valves. who is correct? a. technician b b. both technicians a and b c. technician a d. neither technicians a or b

Students who utilize the" read, underline and eliminate" strategy are more likely to get better test grades. why do you think this is so

Which of the following is a characteristic of the coverdell education savings account