savedbythebloodstain savedbythebloodstain

25-11-2018
Physics

contestada

Why does water stay in a straw if you put your finger over it?

Respuesta :

crystallisa00 crystallisa00

25-11-2018

What's going on is that the water in the straw is pushed into the straw by the air pressure outside of the straw. As long as the pressure outside is able to overcome the force of gravity, the liquid will stay in the straw.

Answer Link

Otras preguntas

solve the system by the substitution method. xy=9 x^2+y^2=82

find the equation of the parabola given the focus (1,4) directrix y=1 ans sketch the graph

Before 1910,the most popular form of public entertainment was?

What is considered an important Roman contribution to American Government? (Answers in picture)

What movement stressed the wisdom of the classics, the dignity of people, and human potential? A. realism B. humanism C. the Scientific Revolution D. the Reform

Name these from smallest to biggest Rivers Rills Tributary Streams Runoff Gullies

Students at Central School were surveyed regarding lunch choices. Of the students that responded, exactly 1/3 wanted more fresh fruits and vegetables as choices

Give an example and description of the word Cycadophyta.

By the beginning of world war 1, about how much of the world's population lived in a colony? A) one-sixteenth B) one-eighth C) one-third D) one half

It takes Doug 6 days to reroof a house. If Doug's son helps him, the job can be completed in 4 days. How long would it take Doug's son, working alone, to do the