1.The proper way to read a measurement from a graduated cylinder is:
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Transcript of 1.The proper way to read a measurement from a graduated cylinder is:
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1. The proper way to read a measurement from a graduated cylinder is:
A. The bottom of the meniscus C. The line easiest to seeB. The edges of the meniscus D. By raising the graduated
cylinder
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2. The system of measurement that allows people worldwide to compare data is the ___.
A. US Customary System C. English Standard SystemB Metric System D. The Scientific Method
3. What is the proper measurement for this 3 beam balance?A. 27.7 g C. 127.7 gB. 27.7 mL D. 207 g
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4. Name the following piece of lab equipment:
A. Beaker C. Petri Dish
B. Microscope slide D. Graduated cylinder
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5. What is the proper measurement for this meter stick?
A. 41.8 cm C. 40 ½ inB. 41.6 cm D. 40 ½
cm
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6. We measured force using an instrument called a
A. Triple beam balance C. beaker
B. Graduated cylinderD. spring scale
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7. Reading the bottom of the meniscus, the volume in this graduated cylinder is:
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8. What is the formula used to calculate work?
A. Work = mass X accelerationB. Work = force X distanceC. Work = force X mass
9. Sally pushed the 10 kg stroller with 50 N of force and it moved 3 m. How much work was done?
A. 150 JB. 50 JC. 500 JD. 30 J
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Sol
ubil
ity
(g/1
00g
H2O
A. 80.0 g B. 100.0 g C. 102.5 g D. 110.0 g
10. Using the graph below, what is the solubility of KBr at 100oC in 100 g of water?
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11. Which ramp requires more force to be used?
A.The ramp with 4 booksB.The ramp with 2 books
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12. What must a scientist consider when choosing a tool to make a measurement?
A. the time of day C. temperatureB. what is being measured D. density of the object(example: length, mass & volume)
13. Is work done if force is applied to an object, but the object does not move?
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14. Inclined planes like a ramp __________________ the distance an object travels.
A. Decrease C. don’t change
B. Increase D. gravity
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15. Using ramps such as a wheelchair rampA. Changes the amount of work doneB. Changes the amount of force neededC. Does not change the amount of force needed
16. When you increase the steepness of a ramp you also increase the amount of …
A. Work doneB. Force needed
C. NeitherD. Both
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17. Identify the correct tool that would be used to measure:
a. Volume is measured by __graduated cylinder_______b. Length is measured by _meter stick/ruler___________c. Mass is measured by __triple beam balance_________d. Temperature is measured by _thermometer_________
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18.An irregular object, like a rock, was placed inside a graduated cylinder. How much water was displaced?
A. 200 mL C. 280 mL
B. 270 mL D. 70 mL
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19. List the two measuring tools used in ramp up your muscle ramp.
20. A girl carries a backpack at a constant height. Has she done any work on the backpack?
A. yes B. maybeC. no