Demonstration of pressure in solids practice exercise 1

Question 1

State the relationship between 1 Pascal and Newton per square metre. (1mark)

Question 2

State the relationship between 1 Pascal and Newton per square metre. (1mark)

Question 3

State the relationship between 1 Pascal and Newton per square metre. (1mark)

Question 4

Look at the image below showing a person pressing a nail into a piece of wood using a finger. Explain why the nail penetrates the wood while the finger does not. (2marks)

Question 5

Look at the image below showing a person pressing a nail into a piece of wood using a finger. Explain why the nail penetrates the wood while the finger does not. (2marks)

Question 6

Look at the image below showing a person pressing a nail into a piece of wood using a finger. Explain why the nail penetrates the wood while the finger does not. (2marks)

Question 7

Look at the image below showing a person pressing a nail into a piece of wood using a finger. Explain why the nail penetrates the wood while the finger does not. (2 marks)

Question 8

A liquid exerts a pressure of 5,000 Pa on a flat plate with an area of 0.6 m². Calculate the force exerted by the liquid. Show your working. (2marks)

Question 9

A liquid exerts a pressure of 5,000 Pa on a flat plate with an area of 0.6 m². Calculate the force exerted by the liquid. Show your working. (2marks)

Question 10

A liquid exerts a pressure of 5,000 Pa on a flat plate with an area of 0.6 m². Calculate the force exerted by the liquid. Show your working. (2marks)

Question 11

A stone has a weight of 980 N and rests on a flat surface with an area of 0.25 m². Calculate the pressure exerted by the stone in Pascals and Newtons per square metre. Show all working. (2marks)

Question 12

A stone has a weight of 980 N and rests on a flat surface with an area of 0.25 m². Calculate the pressure exerted by the stone in Pascals and Newtons per square metre. Show all working. (2marks)

Question 13

A stone has a weight of 980 N and rests on a flat surface with an area of 0.25 m². Calculate the pressure exerted by the stone in Pascals and Newtons per square metre. Show all working. (2 marks)

Question 14

A stone has a weight of 980 N and rests on a flat surface with an area of 0.25 m². Calculate the pressure exerted by the stone in Pascals and Newtons per square metre. Show all working. (2marks)

Question 15

A stone has a weight of 980 N and rests on a flat surface with an area of 0.25 m². Calculate the pressure exerted by the stone in Pascals and Newtons per square metre. Show all working. (2marks)

Question 16

Define pressure and state its SI unit. (2marks)

Question 17

Define pressure and state its SI unit. (2marks)

Question 18

Define pressure and state its SI unit. (2 marks)

Question 19

Explain how the area of contact affects the pressure exerted by a solid. (1mark)

Question 20

Explain how the area of contact affects the pressure exerted by a solid. (1mark)

Question 21

Explain how the area of contact affects the pressure exerted by a solid. (1mark)

Question 22

If a rectangular book is placed flat on top of a balloon and then turned to stand on its edge (reducing the contact area by half), explain what happens to the pressure and the balloon’s likelihood of bursting if the force remains constant. (2marks)

Question 23

If a rectangular book is placed flat on top of a balloon and then turned to stand on its edge (reducing the contact area by half), explain what happens to the pressure and the balloon’s likelihood of bursting if the force remains constant. (2marks)

Question 24

If a rectangular book is placed flat on top of a balloon and then turned to stand on its edge (reducing the contact area by half), explain what happens to the pressure and the balloon’s likelihood of bursting if the force remains constant. (2 marks)

Question 25

Explain why 1 Pascal (Pa) is numerically equal to 1 Newton per square metre (N/m²) and illustrate with an example. (2marks)

Question 26

Explain why 1 Pascal (Pa) is numerically equal to 1 Newton per square metre (N/m²) and illustrate with an example. (2marks)

Question 27

Explain why 1 Pascal (Pa) is numerically equal to 1 Newton per square metre (N/m²) and illustrate with an example. (2 marks)

Question 28

Look at the image below of a balloon under books. State what happens to the balloon as more books are added and explain why. (1mark)

Question 29

Look at the image below of a balloon under books. State what happens to the balloon as more books are added and explain why. (1mark)

Question 30

Look at the image below of a balloon under books. State what happens to the balloon as more books are added and explain why. (1mark)

Question 31

Look at the image below of a balloon under books. State what happens to the balloon as more books are added and explain why. (1mark)

Question 32

Look at the image below of a balloon under books. State what happens to the balloon as more books are added and explain why. (1mark)

Question 33