Intro to Science 3

• When the Bunsen burners Air hole is closed how much light is produced?


  A lot
• When the Bunsen burners Air hole is closed is the flame clean or dirty?

  Dirty
• When the Bunsen burners Air hole is closed is the flame noisy or quiet?

  Quiet
• When the Bunsen burners Air hole is closed is the flame hotter or cooler?

  cooler
• When the Bunsen burners Air hole is closed what is the movement of the flame steady or flickering?

  flickering
• What does the collar of the Bunsen burner do?

  Adjusts the air intake
• What is the barrel of the bunsen burner?

  where gas and air is mixed
• What does the base of the bunsen burner d?

  supports burner
• Diagram of the Bunsen burner

  
• What is a microscope?

  an instrument that produces an enlarged image of a specimen
• What is an electron microscope?

  a powerful microscope that uses a stream of electrons to magnify an image
• What is a compound microscope?

  a microscope that enables you to look through 2 lense to magnify the specimen
• What is a slide?

  a rectangular piece of glass on which a specimen is placed for viewing
• What is a cover slip?

  a thin piece of glass that is used to mount the specimen on the slide
• What is the eyepiece on a microscope?

  a lens holder at the top of the microscope
• What are objective lens?

  2 or 3 lenses towards the middle of the microscope that magnify the object to different specifications
• What is the stage?

  The surface on which the slide rests for viewing
• What is the lamp?

  a light source that shines light through the lenses of the microscope. Sometimes a mirror is used instead.
• What is the coarse adjustment knob?

  A larger knob used to give a rough image of the specimen by moving the body tube up and down
• What is the fine adjustment knob?

  the smaller knob that gives sharp details