A Christmas ornament made from a thin hollow glass sphere hangs from a small hook at its surface. It is observed to oscillate with a frequency of 2.50 Hz in a city where g = 9.80 m/s2. What is the radius of the ornament? The moment of inertia of a hollow sphere of mass M and radius R about a point on its edge is 5MR2/3.
Blog
To what is the ORANGE arrow pointing? _______ To what struct…
To what is the ORANGE arrow pointing? _______ To what structure is the GREEN arrow pointing? _______
A spaceship is traveling to the Moon. At what point is it be…
A spaceship is traveling to the Moon. At what point is it beyond the pull of Earth’s gravity?
VO-lei-bol
VO-lei-bol
El estudiante _________ preocupado por el examen final.
El estudiante _________ preocupado por el examen final.
X. Vocabulary and expressions. 46. Which of the following…
X. Vocabulary and expressions. 46. Which of the following questions are in the “usted” form? Choose all that apply.
4. ¿De quién son los cuadernos?
4. ¿De quién son los cuadernos?
IV. Los números. Indicate whether each equation is correcto…
IV. Los números. Indicate whether each equation is correcto or incorrecto 16. 6 x 3 = veintiuno
Choose the correcto form of SER (= to be) for the context. 2…
Choose the correcto form of SER (= to be) for the context. 23. Los chicos _________ estudiantes.
12. If you had to order the following elements into a chrono…
12. If you had to order the following elements into a chronological order, which would be #2? ¿Qué hay de nuevo? Chau. Nada. Hola, Sofía, regular. Hola, Simón, ¿cómo estás?