5. Ученик берет у ребенка очки и читает книгу на расстоянии 16 см от глаза. Какова была оптическая сила очков, которые он носил?​ 5. The student takes the glasses from the child and reads the book at a distance of 16 cm from the eye. What was the optical power of the glasses he wore?

Which statements identify what astronomers currently know and think will happen with our universe? check all that apply. the big bang produced dark energy, which accounts for some of the energy needed to expand the universe. the vastness of space may contain a type of matter known as "dark matter." the universe is currently shrinking at a rapid rate. the universe is currently expanding at an accelerating rate. the big bang theory explains all the energy and matter discovered by scientists.