Figure 1 (3 marks ) On the same diagram, indicate the level, B (carefully show your working) 2. Name two types of forces which can act between objects without contact. (2 marks) Electromagnetic Gravitational force 3. Figure 2 shows a beaker placed on a bench. A block of ice is placed in the beaker as shown State and explain the change in the stability of the beaker when the ice melts. (2 marks) beaker ice support Figure 2 The stability of the beather increases When the I melts 4. Give a reason why water is not a suitable liquid for use in a barometer (1 mark) 5. An astronaut is on the moon. He drops a hammer from a height of 3.2m and it takes 2.0s to hit the lunar landscape. What is the acceleration due to gravity of the moon? (3 marks) 6. Give a reason why a concrete beam reinforced with steel does not crack when subjected to changes in temperature. (1 mark) Page 2 of 10 Page 10 of 10