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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 977 · 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 4:3 video frame is 510 pixels tall. How many pixels wide is it?
  2. 2.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the paper colour (d) the font
  3. 3.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  4. 4.🟦 A 16:9 video frame is 450 pixels tall. How many pixels wide is it?
  5. 5.🟦 You shrink a 60 × 300 pixel image to half its width and half its height. How many pixels does it have now?
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  7. 7.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  8. 8.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  10. 10.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  11. 11.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  12. 12.Which of these best fits 1:1? (a) an older TV screen (b) an album cover (c) a landscape video (d) a widescreen TV
  13. 13.Which of these best fits 9:16? (a) an older TV screen (b) a square post (c) a square sticker (d) an upright phone screen
  14. 14.Which of these best fits 1:1? (a) a square sticker (b) a landscape video (c) a widescreen TV (d) an older TV screen
  15. 15.🟦 An image is 240 × 160 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  16. 16.Which of these best fits 16:9? (a) a widescreen TV (b) an older TV screen (c) a classic tablet screen (d) a square post
  17. 17.🟦 An image is 920 × 690 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  18. 18.🟦 A 4:3 video frame is 180 pixels tall. How many pixels wide is it?
  19. 19.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.🟦 Which aspect ratio best fits a square sticker? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  21. 21.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  22. 22.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 An image is 70 pixels wide and 170 pixels tall. How many pixels does it have in all?
  24. 24.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) sharper (c) squashed or wide (d) exactly the same
  25. 25.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  26. 26.Which of these best fits 16:9? (a) a widescreen slide (b) a phone story clip (c) a square post (d) an old-style monitor
  27. 27.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  28. 28.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  29. 29.🟦 An image is 800 × 450 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  30. 30.🟦 You shrink a 120 × 540 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 A 16:9 video frame is 810 pixels tall. How many pixels wide is it?
  32. 32.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  33. 33.🟦 You shrink a 600 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  34. 34.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  35. 35.🟦 A 16:9 video frame is 960 pixels wide. How many pixels tall is it?
  36. 36.Which of these best fits 4:3? (a) a landscape video (b) a widescreen slide (c) a widescreen TV (d) an old-style monitor
  37. 37.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  38. 38.🟦 You shrink a 640 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  39. 39.🟦 What is a pixel? (a) a tiny dot of colour (b) a font size (c) a sound (d) a type of paper
  40. 40.Which of these best fits 4:3? (a) a tall phone video (b) a laptop film screen (c) a phone story clip (d) an older TV screen

Answer key

  1. 680
  2. the number of pixels
  3. 1650
  4. 800
  5. 4500
  6. 1350
  7. 3300
  8. 4
  9. 4:3
  10. 450
  11. 16:9
  12. an album cover
  13. an upright phone screen
  14. a square sticker
  15. 3:2
  16. a widescreen TV
  17. 4:3
  18. 240
  19. 15
  20. 1:1
  21. 20
  22. 7.5
  23. 11900
  24. squashed or wide
  25. 16:9
  26. a widescreen slide
  27. 4:3
  28. 9:16
  29. 16:9
  30. 16200
  31. 1440
  32. 9:16
  33. 57000
  34. 1050
  35. 540
  36. an old-style monitor
  37. 280
  38. 121600
  39. a tiny dot of colour
  40. an older TV screen

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