1.the proper way to read a measurement from a graduated cylinder is:
DESCRIPTION
1.The proper way to read a measurement from a graduated cylinder is:. The bottom of the meniscus C. The line easiest to see The edges of the meniscusD. By raising the graduated cylinder. - PowerPoint PPT PresentationTRANSCRIPT
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
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
4. Name the following piece of lab equipment:
A. Beaker C. Petri Dish
B. Microscope slide D. Graduated cylinder
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
6. We measured force using an instrument called a
A. Triple beam balance C. beaker
B. Graduated cylinderD. spring scale
7. Reading the bottom of the meniscus, the volume in this graduated cylinder is:
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
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?
11. Which ramp requires more force to be used?
A.The ramp with 4 booksB.The ramp with 2 books
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?
14. Inclined planes like a ramp __________________ the distance an object travels.
A. Decrease C. don’t change
B. Increase D. gravity
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
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_________
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
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