The moons of Mars, Phobos (Fear) and Deimos (Terror), are ve…

The moons of Mars, Phobos (Fear) and Deimos (Terror), are very close to the planet compared to Earth’s Moon. The orbital radius of Phobos is 9,378 km and the orbital radius of Deimos is 23,459 km. What is the ratio of the period of the orbit of Phobos to the period of the orbit of Deimos? (That is, find TPhobos/TDeimos.)

L3.3: -ER, IR verbs: Complete the following sentences with t…

L3.3: -ER, IR verbs: Complete the following sentences with the correct conjugation of the verbs in parenthesis  (10 x 1 pt. each = 10 pts.) Graciela (correr) los fines de semana. Tú (abrir) la puerta. Ustedes (aprender) español. Nosotros (vivir) en St Paul. Yo (asistir) a clase. Vosotras (comer) en la cafetería. Ella (leer) su correo electrónico. Usted (aprender) yoga. Carolina y yo (compartir). Ellos (escribir) un correo electrónico.