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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 761 · 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.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  2. 2.Which of these best fits 4:3? (a) an old-style monitor (b) a laptop film screen (c) a widescreen TV (d) a phone story clip
  3. 3.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) more colourful (c) squashed or wide (d) sharper
  4. 4.🟦 The resolution of an image is … (a) the paper colour (b) the file name (c) the font (d) the number of pixels
  5. 5.🟦 A 4:3 video frame is 510 pixels tall. How many pixels wide is it?
  6. 6.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  7. 7.🟦 A 4:3 video frame is 660 pixels tall. How many pixels wide is it?
  8. 8.🟦 An image is 3200 × 1800 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  9. 9.🟦 An image is 880 × 660 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  10. 10.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  11. 11.🟦 A 4:3 video frame is 840 pixels wide. How many pixels tall is it?
  12. 12.🟦 An image is 270 pixels wide and 360 pixels tall. How many pixels does it have in all?
  13. 13.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  14. 14.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen slide (c) a widescreen TV (d) a phone story clip
  15. 15.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  17. 17.🟦 An image is 170 pixels wide and 390 pixels tall. How many pixels does it have in all?
  18. 18.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  19. 19.Which of these best fits 16:9? (a) a classic tablet screen (b) an upright phone screen (c) a square sticker (d) a landscape video
  20. 20.Which of these best fits 9:16? (a) an upright phone screen (b) an older TV screen (c) an old-style monitor (d) a landscape video
  21. 21.Which of these best fits 4:3? (a) a classic tablet screen (b) a widescreen slide (c) a square sticker (d) an album cover
  22. 22.Which of these best fits 16:9? (a) an album cover (b) a classic tablet screen (c) a widescreen TV (d) an old-style monitor
  23. 23.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 A 16:9 frame is … (a) wider than it is tall (b) a perfect square (c) taller than wide (d) round
  25. 25.🟦 An image is 170 pixels wide and 120 pixels tall. How many pixels does it have in all?
  26. 26.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  27. 27.🟦 You shrink a 680 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 A photo is 5000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 You shrink a 200 × 460 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  31. 31.🟦 An image is 520 × 390 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  32. 32.🟦 An image is 300 pixels wide and 210 pixels tall. How many pixels does it have in all?
  33. 33.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  34. 34.🟦 You shrink a 380 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 What is a pixel? (a) a font size (b) a sound (c) a type of paper (d) a tiny dot of colour
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  37. 37.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  39. 39.🟦 A 16:9 video frame is 2240 pixels wide. How many pixels tall is it?
  40. 40.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?

Answer key

  1. 16:9
  2. an old-style monitor
  3. squashed or wide
  4. the number of pixels
  5. 680
  6. 4:3
  7. 880
  8. 16:9
  9. 4:3
  10. 9:16
  11. 630
  12. 97200
  13. 450
  14. a phone story clip
  15. 1
  16. 21
  17. 66300
  18. 1:1
  19. a landscape video
  20. an upright phone screen
  21. a classic tablet screen
  22. a widescreen TV
  23. 2.5
  24. wider than it is tall
  25. 20400
  26. 4:3
  27. 125800
  28. 17.5
  29. 23000
  30. 1500
  31. 4:3
  32. 63000
  33. 16:9
  34. 9500
  35. a tiny dot of colour
  36. 300
  37. 3
  38. 900
  39. 1260
  40. 750

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