Microscope

A microscope is an instrument that.

• makes faraway objects look closer.

• makes small objects appear larger.

• decreases the size of small objects.

• increases the size of small objects.

If your teacher asks you to move a microscope to table, how do you carry it?

• by the body tube and the eyepiece

• with one hand

• one hand on the arm and the other under the base

• with one hand on the base and the other on the eyepiece.

What is the function of part 1?

• magnifies x10

• magnifies x4

• Magnifies x40

• magnifies x100

What is the function of part 3?

• allows light to get to the specimen

• magnifies x10

• connects the top of the microscope to the bottom

• moves the stage up and down

Part 13

• Fine Adjustment Knob

• Course Adjustment Knob

• Stage

• Diaphragm

Tags

NGSS.MS-LS1-1

NGSS.MS-LS1-2

Identify part 1.

b

Light

Stage

Adjustment knob

Eyepiece

Objective lens

What is part 11?

• coarse adjustment
  

• fine adjustment

• diaphragm
  

• stage

What is the role of the coarse focus knob on a microscope?

• To adjust the light intensity

• To move the stage up and down for focusing

• To change the objective lenses

• To hold the slide in place

Moves stage up and down for focusing; locates the specimen

• Coarse Adjustment Knob

• Large Focus Knob

• Course Focus Knob

• Small Focus Knob

What will be the total magnification if the ocular lens is 10X and the objective lens is 40X?

• 40X

• 10X

• 100X

• 400X