A 2-kg object is is dropped from rest and free falls from the top of a tall building. After 4 seconds of free fall, its speed will be approximately ___ m/s and its distance of fall will be approximately ___ meters.

Why can blue light and yellow light combine to produce white light? question 17 options: they are both primary colors of light. they absorb each other's wavelengths. because blue, yellow, and white are primary colors. they are complementary colors of light.