GCSE Biology – Magnification calculations
Learning Objectives
-I can calculate magnification
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Question 1 of 25
1. Question
What is the formula for magnification?
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Question 2 of 25
2. Question
What is the formula for size of image?
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Question 3 of 25
3. Question
What is the formula for size of real object?
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Question 4 of 25
4. Question
How big is one nanometre?
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Question 5 of 25
5. Question
What is the overall order of the SI length units?
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Question 6 of 25
6. Question
Which of these is the largest unit of length?
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Question 7 of 25
7. Question
Which of these is the smallest unit of length?
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Question 8 of 25
8. Question
Which of these is the smallest unit of length?
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Question 9 of 25
9. Question
Which of these is the smallest unit of length?
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Question 10 of 25
10. Question
What magnification would make an image 48 μm wide from an object 6 nm wide?
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Question 11 of 25
11. Question
What magnification would make an image 4 cm wide from a 2 μm object?
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Question 12 of 25
12. Question
If a cell is 20 μm wide and the image is 400 μm wide, what is the magnification?
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Question 13 of 25
13. Question
If a cell is 32 μm wide and the image is 4800 μm, what is the magnification?
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Question 14 of 25
14. Question
An image of a cell has a diameter of 8 mm and the actual cell has a diameter of 20 μm. What is the magnification?
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Question 15 of 25
15. Question
If an object is 1 mm wide and the object is 2 cm wide, what is the magnification?
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Question 16 of 25
16. Question
A sperm cell has a tail 40 μm long and a student draws it 40 mm long. Calculate the magnification.
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Question 17 of 25
17. Question
An image is 4 cm wide at 400x magnification. How wide was the object?
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Question 18 of 25
18. Question
An image is 50 mm wide when viewed under 25x magnification. How big is the object?
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Question 19 of 25
19. Question
A specimen is 0.3 mm long and is viewed under 40x magnification. What size will the image be?
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Question 20 of 25
20. Question
A cell is magnified 4,000x and the image is 50 cm long. What is the actual length of the cell?
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Question 21 of 25
21. Question
If magnification is 400x and the object is 2 nm wide, how wide is the image?
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Question 22 of 25
22. Question
If magnification is 250x and the object is 12 μm wide, how wide is the image?
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Question 23 of 25
23. Question
If magnification is 20x and the object is 2 mm wide, how wide is the image?
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Question 24 of 25
24. Question
A student measures an image of a human capillary to be 5 mm wide. If the magnification is 1000x, how many micrometers wide is the capillary?
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Question 25 of 25
25. Question
What magnification would make an image 42 nm wide from a 2 nm wide object?
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