1) Gases... a) ... have a fixed volume but not a fixed shape. The particles are close together and they move around. b) ...don't have a fixed shape or volume. The particles are very separate and they move around a lot. c) ...don´t have a fixed shape or volume. The particles are tightly packed together and they don't move around very much. d) ...don't have a fixed shape and volume. 2) Liquids... a) ... have a fixed volume and shape. b) ... have a fixed volume but not a fixed shape. The particles are close together and they move around. c) ...don't have a fixed shape or volume. The particles are clase together and they move around. 3) Solids... a) ...have a fixed volume and shape. The particles are tightly packed together and they don't move around very much. b) ... have a fixed shape but not volume. c) ...don't have a fixed shape or volume. 4) We measure mass a) using scales (with grams and kilograms). b) with a measuring flask (with litres and millilitres). 5) We measure the volume of a SOLID object by multiplying: a) 2 dimensions: height and length. b) 2 dimensions: height and width. c) 3 dimension: height, length and width. 6) What are the physical properties of matter? a) Hardness, elasticity and lustre. b) Lustre, transparency, brittleness and hardness. c) Hardness, Elasticity, Flexibility, Transparency and Brittlenes. d) Hardness, elasticity, flexibility, brittleness, lustre and transparency. 7) Identify the next property. a) Transparency (transparent) b) Herdness (soft) c) Transparency (opaque) d) Lustre (shiny) e) Elasticity (stretchy) 8) Identify the next property. a) Lustre (shiny) b) Flexibility (flexible) c) Flexibility (rigid) d) Hardness (hard) e) Transparency (transparent) 9) Identify the property. a) Elasticity (stretchy) b) Lustre (dull) transparency (opaque) c) Lustre (shiny) d) Elasticity (stretchy) e) Hardness (soft) 10) We use the next formula to calculate density: a) Mass: Volume b) Volume: Mass c) Mass x Volume 11) What is the difference between potential energy and kinetic energy? a) Kinetic energy is stored and potential is energy in movement b) There is no difference. c) Potential energy is stored and kinetic energy is energy in movement. 12) Mechanical energy... a) is energy given off by sources of light. b) is energy stored in atoms. c) is the sum of potential energy and kinetic energy associated with POSITION and MOVEMENT. 13) Chemical energy... a) is transmitted though sound waves. b) is energy stored in stoms. c) is energy stored in matter. 14) Thermal energy... a) is associated with electrical charges and their movement. b) is the energy involved in transferring heat from one object to another. c) is transmitted through sound waves 15) Identify the type of energy a) electrical energy b) mechanical energy. c) sound energy d) Thermal energy 16) Identify the type of energy a) Luminous energy b) Nuclear energy c) Sound energy 17) Identify the type of energy a) Nuclear energy b) Thermal energy c) Luminous energy 18) In a physical change... a) ...we change the physical form of the matter, but the material is the same b) The reactants are consumed during the chemical process and undergo a chemical change. This results in a new substance. c) the physical appearance is the same. 19) How many types of changes does heat cause? a) 2 b) 4 c) 5 d) 3 20) Temperature variation... a) ...is a change in the temperature of an object. b) ...is when matter is changed between the states of solid, liquid and gas, 21) How many types of forces do we know? a) 1 b) 2 c) 3 d) 4 e) 5 f) 7 22) Identify the type of force a) contact force b) non-contact force 23) Identify the type of force a) non-contact force b) contact force 24) Identify the type of force a) contact force b) non-contact force 25) Identify the picture a) elastic deformation b) plastic deformation c) fractures 26) Identify the picture a) fractures b) elastic deformation c) plastic deformation 27) Identify the picture a) plastic deformation b) elastic deformation c) fractures 28) Identify the picture a) fracture b) plastic deformation c) elastic deformation

Unit 5: Matter and energy

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