A U-tube manometer is connected to a closed tank containing air and water as shown in figure below. At the closed end of the manometer the absolute air pressure is 140kpa. determine the reading on the pressure gauge for a differential reading of 1.5m on the manometer.​

Ineed with all of them ! (19 points)

What is one difference between schools in spain and costa rica? a. the lunchtime for students b. the two class shifts available c. the time when school starts d. the school food menu choices

What are some things that your friends did this week? write 5 complete spanish sentences describing what they did. don't forget to conjugate your verbs in the preterite tense! (use only -er verbs) pay attention to (a) use of correct preterite form of the verb, (b) appropriate vocabulary usage, and (c) overall quality of each response. *note: this is a practice activity. completing this activity will not only prepare you for future tests and assessments but, more importantly, it will enhance your language ability. this activity will not count towards your grade.