LAB STATION REVIEW GAME MATTER, SCI METHOD, AND DENSITY STATION 1 VOCABULARY 1. The type of change that occurs when a substance changes in size, shape, or state. 2. The type of change that occurs when the original substance changes into a different substance. 3. The type of property that is observed with the senses and can be determined without destroying the object. 4. The type of property that indicates how a substance reacts with something else. When this type of property is observed the substance is changed into a different substance. 5. A substance where all the atoms are the same. 6. A material made of two or more substances not chemically combined.
7. List the four states of matter. a. b. c. d. STATION 2 DENSITY 1. Calculate DENSITY: If the mass of an object is 25g and its volume is 12 cm 3. Show the math you used. 2. Calculate VOLUME: If a measurable (regularly shaped) object is 2cm high, 3 cm wide, and 1cm long. Show the math you used. 3. Calculate VOLUME: If the mass of an object is 10g and its density is 3g/cm 3. Show the math you used. 4. Calculate MASS: If the density of an object is 8g/cm 3 and its volume is 1.5cm 3. Show the math you used.
5. Calculate DENSITY of an object that is 2cm x 5cm x 5cm and has a mass of 10g. Show the math you used. 6. What s another label for ml? STATION 3 PHYSICAL AND CHEMICAL CHANGES 1. Chemical or physical change? rust forming on a bicycle. 2. Chemical or physical change? Shaping clay from a ball to a vase. 3. Chemical or physical change? Baking cake batter 4. Chemical or physical change? Burning a piece of wood 5. Chemical or physical change? Cutting an apple 6. Chemical or physical change? Eating a piece of steak 7. Chemical or physical change? Freezing water
8. Chemical or physical change? Lightning converting oxygen into ozone. STATION 4 PHYSICAL AND CHEMICAL PROPERTIES 1. Chemical or physical property? green color 2. Chemical or physical property? The smell of bacon cooking 3. Chemical or physical property? react with light to form water and oxygen gas. 4. Chemical or physical property? Solubility (the ability to dissolve) 5. Chemical or physical property? Melting point 6. Chemical or physical property? Density 7. Chemical or physical property? The height of a person
8. Chemical or physical property? An acid s ability to neutralize a base. STATION 5 TYPES OF MIXTURES 1. What type of mixture is a chef s salad? 2. What is another name for a homogeneous mixture? 3. Type of mixture with particles larger than solutions but not large enough to settle out. 4. The scattering of light by a colloid is called the. 5. Muddy water settles as you let it stand. This is an example of what type of heterogeneous mixture? 6. Homogeneous or heterogeneous? pizza 7. Homogeneous or heterogeneous? Kool-aide
8. Homogeneous or heterogeneous? Italian dressing STATION 6 SCIENTIFIC METHOD/PARTS TO AN EXPERIMENT/ GRAD. CYLINDERS 1. Write in order the steps of the scientific method in order. a. d. b. e. c. f. 2. Identify the dependent variable, independent variable and control of the following experiment: Homer notices that his shower is covered in a strange green slime. His friend Barney tells him that coconut juice will get rid of the green slime. Homer decides to check this out by spraying half of the shower with coconut juice. He sprays the other half of the shower with only water. After 3 days of "treatment" there is no change in the appearance of the green slime on either side of the shower.
3. Identify the dependent variable, independent variable and control of the following experiment: A group of college students were given a short course in speed-reading. The instructor was curious if a monetary incentive would influence performance on a reading test taken at the end of the course. Half the students were offered $5 for obtaining a certain level of performance on the test, the other half were not offered money. 4. Read the following graduated cylinders: a. b. c.