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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 54 · 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 widescreen TV? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  2. 2.Which of these best fits 4:3? (a) an older TV screen (b) a square sticker (c) a square post (d) an album cover
  3. 3.🟦 You shrink a 560 × 640 pixel image to half its width and half its height. How many pixels does it have now?
  4. 4.🟦 Which aspect ratio best fits an upright phone screen? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  5. 5.🟦 An image is 320 × 240 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  7. 7.🟦 An image is 2880 × 1620 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  8. 8.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  9. 9.Which of these best fits 9:16? (a) a widescreen TV (b) a classic tablet screen (c) a square sticker (d) a phone story clip
  10. 10.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  12. 12.Which of these best fits 16:9? (a) a square post (b) a classic tablet screen (c) a widescreen slide (d) a square sticker
  13. 13.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  14. 14.🟦 You shrink a 600 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  15. 15.🟦 The resolution of an image is … (a) the number of pixels (b) the font (c) the file name (d) the paper colour
  16. 16.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  17. 17.🟦 A 4:3 video frame is 480 pixels tall. How many pixels wide is it?
  18. 18.🟦 You shrink a 480 × 740 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) exactly the same (c) squashed or wide (d) sharper
  20. 20.Which of these best fits 16:9? (a) an album cover (b) a widescreen TV (c) a square profile picture (d) a square post
  21. 21.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  22. 22.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  23. 23.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  24. 24.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) longer (d) blocky (pixelated)
  25. 25.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) taller than wide (d) wider than it is tall
  27. 27.🟦 An image is 220 pixels wide and 400 pixels tall. How many pixels does it have in all?
  28. 28.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  29. 29.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  31. 31.🟦 An image is 140 pixels wide and 350 pixels tall. How many pixels does it have in all?
  32. 32.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  33. 33.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 An image is 50 pixels wide and 80 pixels tall. How many pixels does it have in all?
  35. 35.Which of these best fits 16:9? (a) a landscape video (b) a phone story clip (c) an old-style monitor (d) a square sticker
  36. 36.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  37. 37.Which of these best fits 16:9? (a) an older TV screen (b) an old-style monitor (c) a classic tablet screen (d) a laptop film screen
  38. 38.🟦 A photo is 6000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  39. 39.🟦 An image is 350 pixels wide and 20 pixels tall. How many pixels does it have in all?
  40. 40.🟦 You shrink a 420 × 80 pixel image to half its width and half its height. How many pixels does it have now?

Answer key

  1. 16:9
  2. an older TV screen
  3. 89600
  4. 9:16
  5. 4:3
  6. 450
  7. 16:9
  8. 1:1
  9. a phone story clip
  10. 7.5
  11. 270
  12. a widescreen slide
  13. 1500
  14. 111000
  15. the number of pixels
  16. 4:3
  17. 640
  18. 88800
  19. squashed or wide
  20. a widescreen TV
  21. 1:1
  22. 4
  23. 600
  24. blocky (pixelated)
  25. 1
  26. wider than it is tall
  27. 88000
  28. 16:9
  29. 3
  30. 4:3
  31. 49000
  32. 16:9
  33. 3
  34. 4000
  35. a landscape video
  36. 16:9
  37. a laptop film screen
  38. 24
  39. 7000
  40. 8400

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