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Eighth Grade (Grade 8) Lab Practices and Tools Questions

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Grade 8 Lab Practices and Tools
Identify the two microscope lenses that are responsible for magnifying a specimen.
  1. ocular and condenser
  2. objective and iris diaphragm
  3. ocular and stage
  4. ocular and objective
Grade 8 Lab Practices and Tools
What is the importance of the International System of Units?
  1. It is the oldest system and the most widely used.
  2. It is the oldest system and the most secure.
  3. It is an easy system and used by scientists all over the world.
  4. It is an easy system and the least reliable.
Grade 8 Lab Practices and Tools
Which measurement tool could be marked with units in Kelvin?
  1. a balance
  2. a thermometer
  3. a graduated cylinder
  4. a pH meter
Grade 8 Lab Practices and Tools
The state of matter determines how the volume is measured.
  1. True
  2. False
Grade 8 Lab Practices and Tools
What do scientists use to find out the age of an artifact?
  1. radiography
  2. microscope
  3. radiocarbon dating
  4. guessing
Grade 8 Lab Practices and Tools
An established or official way of doing something is a(n)
  1. protocol.
  2. independent variable.
  3. reference point.
  4. process.
Grade 8 Lab Practices and Tools
What is the danger of chemical fumes? (Select all that apply.)
  1. suffocation
  2. bleeding
  3. loss of consciousness
  4. bruising
Grade 8 Lab Practices and Tools
How many sides does the caution symbol have?
  1. 3
  2. 4
  3. 2
  4. 8
Grade 8 Lab Practices and Tools

This question is a part of a group with common instructions. View group »

What is the correct symbol notation when recording temperature with the Kelvin scale?
  1. 100k
  2. 100K
  3. 100°k
  4. 100°K
Grade 8 Lab Practices and Tools

This question is a part of a group with common instructions. View group »

What is the correct symbol notation when recording temperature with the Celsius scale?
  1. 100c
  2. 100C
  3. 100°c
  4. 100°C
Grade 8 Lab Practices and Tools

This question is a part of a group with common instructions. View group »

What is the correct symbol notation when recording temperature with the Fahrenheit scale?
  1. 100f
  2. 100F
  3. 100°f
  4. 100°F
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