Subject: Science, Physics, Not General Physics. Topic: Pressure. Would you mind helping me answer these questions? Thank you for your help.

14 Pressure 1) What is the pressure on the ground when the block is stood on each surface? PRESSURE . Show your working A 1 Name four things that a force can do. B C on its feet. Two identical cows fell into a muddy hole. One fell on its side and the other fell Pressure on a surface a) Which one sank furthest into the mud? 2 What is weight? Tick () the correct box. b) Explain your answer. A force pushing out in all directions The amount of matter in an object The force produced by gravity acting on an object 5 Ingrid goes outside to see if the snow is fit for skiing. She sinks into the snow The volume of matter in an object but when she puts her skis on, she can move over it without sinking Why? 3 A block has three surfaces labelled A, B and C. B 6 Paulo is playing football in his trainers but keeps slipping. He changes to boots C with studs and stops slipping. Why? 4 CIT 2cm 6 cm part is under: 7 A drawing pin has a head and a point. When you push it into a board which a) What is the area of each of the three surfaces? Show your working. a) high pressure b) low pressure? B 8 A chef is having difficulty cutting up onions because his knife is blunt. After he sharpens it, the knife cuts more easily. Why is this? The weight of the block is 48N. 76 77