Time for 15 oscillation of a simple pendulum is equal 70.0 seconds, what is the length of the pendulum? Take g = 10.0 m/s2

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

You are traveling in a car going at a constant speed of 100km/h down a long, straight highway. you pass another car going in the same direction which is traveling at a constant speed of 80km/h. as measured from your car's reference frame this other car is traveling at −20km/h. what is the acceleration of your car as measured from the other car's reference frame? what is the acceleration of the other car as measured from your car's reference frame?

This is the substance(s) formed in a chemical reaction.