Fluids and Solids: Chapter 5 Quiz
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Fluids and Solids: Chapter 5 Quiz

Test your knowledge on topics like fluid and pressure, pressure at a point in a fluid at rest, Pascal’s Principle, Archimedes’ Principle, and measurement of pressure. Explore concepts of solids being three-dimensional objects with fixed shapes and fluids being substances that can flow.

Created by
@ThrilledNoseFlute

Questions and Answers

What is the SI unit of pressure?

Pascal

If the force exerted on a surface increases while keeping the area constant, what happens to the pressure?

Increases

How does decreasing the area over which a force is exerted affect the pressure produced?

Increases

If you increase the surface area of the blades of ice skates, what will happen to the pressure they exert on the ice?

<p>Decrease</p> Signup and view all the answers

What term is used to describe a substance that can flow from place to place and take the shape of the container?

<p>Gas</p> Signup and view all the answers

In terms of unit conversion for measuring pressure, what unit is used when area is measured in square centimeters instead of square meters?

<p>Pound per square inch (psi)</p> Signup and view all the answers

Which principle states that a body immersed in a fluid is buoyed up by a force equal to the weight of the fluid displaced by the body?

<p>Archimedes' Principle</p> Signup and view all the answers

Which principle explains why a ship floats on water?

<p>Archimedes’ Principle</p> Signup and view all the answers

What is the formula to calculate pressure?

<p>$\text{Pressure} = \text{Force} \div \text{Area}$</p> Signup and view all the answers

Which of the following units is commonly used to measure pressure?

<p>Pascals</p> Signup and view all the answers

If a person leans on a wall and exerts a force downwards, what is being exerted on the wall?

<p>Pressure</p> Signup and view all the answers

How does Pascal's Principle relate to pressure?

<p>Pascal's Principle defines the relationship between force, area, and pressure.</p> Signup and view all the answers

What is the formula for calculating fluid pressure?

<p>Force divided by area</p> Signup and view all the answers

If the fluid pressure is 1000 N/m^2 and the area is 5 m^2, what is the force exerted by the fluid?

<p>5000 N</p> Signup and view all the answers

Why don't we feel crushed even with great air pressure outside our bodies?

<p>Because air pressure inside and outside our bodies balance each other</p> Signup and view all the answers

What is the unit of measurement typically used for pressure?

<p>Pascal (Pa)</p> Signup and view all the answers

If a fluid exerts a force of 500 N over an area of 2 m^2, what is the fluid pressure?

<p>$250 , \text{N/m}^2$</p> Signup and view all the answers

How does air pressure act on a flat surface under normal conditions?

<p>Equally in all directions</p> Signup and view all the answers

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