The world’s Largest Sharp Brain Virtual Experts Marketplace Just a click Away
Levels Tought:
Elementary,Middle School,High School,College,University,PHD
| Teaching Since: | Apr 2017 |
| Last Sign in: | 327 Weeks Ago, 4 Days Ago |
| Questions Answered: | 12843 |
| Tutorials Posted: | 12834 |
MBA, Ph.D in Management
Harvard university
Feb-1997 - Aug-2003
Professor
Strayer University
Jan-2007 - Present
got a few homework questions for marks, please help:
A small pool is initially filled to a uniform depth with water. If a person enters the pool and floats calmly, the pressure at the bottom of the pool would …
Select one:
a. increase
b. decrease
c. remain the same
Â
A glass that is half-full of water rests on a scale. When you dip your finger into the water without touching the glass, the scale reading …
Select one:
a. increases
b. decreases
c. remains the same
Â
A child's bathtub toy floats in water with 95% of its volume above the water. What is the density of the toy?Â
Answer:
Â
Salt water is denser than fresh water. When a ship sails from a fresh-water river into the salty sea (assuming it floats at equilibrium), the buoyant force on the ship _________ and the volume of water displaced ________. Select the correct pair of answers to insert into the blanks.
Select one:
a. increases, decreases
b. decreases, increases
c. remains constant, increases
d. remains constant, decreases
e. increases, remains constant
-----------