Escience lab exercise 2 answers
[DOC File]Science Lab Report Example Using the Seed Germination ...
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2. Dependent (responding) variable: seed germination rate (%) C. Procedure: 1. Gather all of the materials needed to perform the experiment. 2. Make the acid solution by diluting household vinegar with water until a pH of 5 is obtained. 3. Label each Zip Loc bag with the treatment type, name of person in lab group, and period number. 4.
[DOC File]Cow Eye Dissection Worksheet - Mrs Morritt Science
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2. Identify the following structures and describe their function: Cornea: outer lens that lets light into the eye. Tear gland: produces tears. Optic nerve: sends messages from the eye to the brain . Iris: Colored ring of muscle that changes the size of the pupil. Pupil: hole in the iris that allows light into the inner eye
[DOC File]LABORATORY EXERCISE #2
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Last lab you received a “LAB BENCH NUMBER.” This number corresponds to your seat at your lab bench. It is also the number on your microscope and other materials that you will use during the term. You are responsible for items with this number. Get the microscope with your number. I. …
[DOC File]TYPES OF CHEMICAL REACTIONS LAB
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2. Magnesium. 3. Mercury (II) Oxide (will not perform experiment) Reddish powder Liquid mercury formed; flame burned brighter when placed in the test tube 4. Copper (II) Carbonate. 1. Copper (II) and magnesium burn to form new compounds. Both react with oxygen to form oxides of each metal. Write a balanced chemical equation for each reaction ...
[DOC File]Diffusion Lab - BrainMass
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Measure the diameter of the dye (the distance it has traveled) every 10 seconds for a total of 2 minutes. Record your measurements in the following tables (Tables 1, 2, and 3) and graph your results (distance traveled on the y axis, time on the x axis). Repeat this process using the red dye in …
[DOC File]Identification of an Unknown Metal
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The specific heat capacity of water is 4.184 J/g((C. In this lab you will be measuring the specific heat of an unknown metal by measuring the amount of heat it transfers to a known amount of water. To do this you will use a calorimeter – in this lab, that’s a Styrofoam cup. Safety Precautions: Goggles must be worn.
[DOC File]Circulatory and Respiratory Systems Review
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Identify the letter of the choice that best completes the statement or answers the question. ____ 1. Which substances are produced during respiration? a. water and oxygen b. oxygen and red blood cells c. carbon dioxide and water d. carbon dioxide and red blood cells ____ 2. Where in the respiratory system does gas exchange occur?
[DOC File]Metric Measurement – Lab #3
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To correctly do this portion of the lab, you must know what the conversions are. As such: Metric to English English to Metric Length: 1 mm = 0.04 in. 1 cm = 0.39 in. 1 m = 39.37 in = 3.28 ft. 1 m = 1.09 yd. 1 km = 0.62 mi Length: 1 in = 2.54 cm. 1 ft = 30.48 cm = 0.305 m. 1 yd = 0.914 m. 1 mi = 1.609 km Weight: 1 g = 0.035 oz. 1 l = 1.057 qt ...
[DOC File]Part 1: What is it
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Use the measuring spoon to add 2 2/3 T. (approximately 40 mL) amount of liquid dishwashing detergent, 2 2/3 T. powdered dishsoap, and 2 2/3 T. powdered laundry into their respective beakers. Set the beakers aside. Note: Three total measurements in Step 4. One measurement should be allocated into one of the three, labeled beakers.
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