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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 995 · 40 questions
TalentJR

Creator's tip (Width times height): Pixels = width × height; megapixels = pixels ÷ 1000000. Aspect ratio = width : height. 16:9 wide, 4:3 squarer, 1:1 square, 9:16 tall. Keep the ratio: a 16:9 frame 1920 pixels wide is 1920 ÷ 16 × 9 = 1080 tall. Printing: inches × pixels per inch.

NameDateTime takenScore ___ / 40
  1. 1.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.Which of these best fits 16:9? (a) an older TV screen (b) an old-style monitor (c) a widescreen slide (d) a classic tablet screen
  3. 3.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) blocky (pixelated) (c) longer (d) sharper
  4. 4.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  5. 5.🟦 An image is 90 pixels wide and 230 pixels tall. How many pixels does it have in all?
  6. 6.🟦 You shrink a 660 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  7. 7.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  8. 8.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  9. 9.🟦 An image is 260 pixels wide and 110 pixels tall. How many pixels does it have in all?
  10. 10.🟦 You shrink a 460 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  12. 12.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  14. 14.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 An image is 60 pixels wide and 60 pixels tall. How many pixels does it have in all?
  16. 16.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  17. 17.🟦 An image is 190 pixels wide and 260 pixels tall. How many pixels does it have in all?
  18. 18.🟦 An image is 330 pixels wide and 50 pixels tall. How many pixels does it have in all?
  19. 19.🟦 You shrink a 440 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  20. 20.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 You shrink a 400 × 200 pixel image to half its width and half its height. How many pixels does it have now?
  22. 22.🟦 An image is 140 pixels wide and 310 pixels tall. How many pixels does it have in all?
  23. 23.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the paper colour (d) the font
  24. 24.Which of these best fits 16:9? (a) a laptop film screen (b) a classic tablet screen (c) an old-style monitor (d) a square sticker
  25. 25.🟦 An image is 640 × 360 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  26. 26.🟦 A 16:9 video frame is 1980 pixels tall. How many pixels wide is it?
  27. 27.🟦 You shrink a 580 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 A 16:9 video frame is 960 pixels wide. How many pixels tall is it?
  29. 29.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  30. 30.🟦 An image is 40 pixels wide and 350 pixels tall. How many pixels does it have in all?
  31. 31.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  32. 32.🟦 An image is 280 pixels wide and 80 pixels tall. How many pixels does it have in all?
  33. 33.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  34. 34.🟦 You shrink a 560 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 An image is 30 × 30 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
  36. 36.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) squashed or wide (c) sharper (d) more colourful
  37. 37.🟦 A 4:3 video frame is 200 pixels wide. How many pixels tall is it?
  38. 38.Which of these best fits 16:9? (a) a widescreen TV (b) an old-style monitor (c) an album cover (d) a classic tablet screen
  39. 39.🟦 An image is 50 pixels wide and 300 pixels tall. How many pixels does it have in all?
  40. 40.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) taller than wide (d) a perfect square

Answer key

  1. 3
  2. a widescreen slide
  3. blocky (pixelated)
  4. 1500
  5. 20700
  6. 95700
  7. 2400
  8. 4:3
  9. 28600
  10. 69000
  11. 1200
  12. 7.5
  13. 16:9
  14. 6
  15. 3600
  16. 3000
  17. 49400
  18. 16500
  19. 41800
  20. 7
  21. 20000
  22. 43400
  23. the number of pixels
  24. a laptop film screen
  25. 16:9
  26. 3520
  27. 26100
  28. 540
  29. 16:9
  30. 14000
  31. 1:1
  32. 22400
  33. 1:1
  34. 103600
  35. 1:1
  36. squashed or wide
  37. 150
  38. a widescreen TV
  39. 15000
  40. wider than it is tall

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