Year 8

Microscopes

Label and use a microscope and calculate magnification.

Year 8

Microscopes

Label and use a microscope and calculate magnification.

Switch to our new science teaching resources

Slide decks, worksheets, quizzes and lesson planning guidance designed for your classroom.

Play new resources video

Lesson details

Key learning points

  1. Label a microscope
  2. Describe how to use a microscope to view a slide
  3. Calculate the magnification of a microscope

Equipment

Calculator

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

Loading...

6 Questions

Q1.
When an object is magnified, it looks ...
Correct answer: bigger
smaller
the same
Q2.
Which sense organ is used to see objects?
ear
Correct answer: eye
nose
skin
Q3.
Starting with the smallest, sort the items into size order.
1 - nucleus
2 - blood cell
3 - tadpole
4 - oak tree
Q4.
Which two of the following objects would you need to magnify to see in detail?
Correct answer: ant
car
coin
Correct answer: eyelash
Q5.
Which piece of equipment is used by scientists to see very small objects in more detail?
Correct answer: microscope
periscope
stethoscope
telescope
Q6.
Which two of the following objects would you need to use a microscope to see?
a house
a rock
Correct answer: bacteria
Correct answer: the lens in a fly's eye

6 Questions

Q1.
A is an image produced using a microscope.
Correct Answer: micrograph
Q2.
Match the parts of a microscope to their function.
Correct Answer:coarse focus,to make the image clearer

to make the image clearer

Correct Answer:stage clips,to hold the slide in place

to hold the slide in place

Correct Answer:objective lenses,to magnify the image

to magnify the image

Correct Answer:light source,to direct light through the specimen

to direct light through the specimen

Q3.
A is found underneath a microscope stage.
Correct Answer: light source, light, mirror
Q4.
To view a specimen using a microscope, a is placed on the stage.
Correct Answer: slide, microscope slide, glass slide
Q5.
What is the total magnification power of a microscope that has a ×10 eyepiece lens and a ×40 objective lens?
×4
Correct answer: ×400
×50
Q6.
How is the total magnification of a microscope calculated?
objective lens magnification - eyepiece magnification
objective lens magnification + eyepiece magnification
objective lens magnification ÷ eyepiece magnification
Correct answer: objective lens magnification × eyepiece magnification