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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 703 · 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.🟦 An image is 160 × 160 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  2. 2.Which of these best fits 16:9? (a) a square sticker (b) an old-style monitor (c) a classic tablet screen (d) a widescreen TV
  3. 3.Which of these best fits 1:1? (a) a phone story clip (b) a square sticker (c) an upright phone screen (d) a widescreen TV
  4. 4.🟦 You shrink a 660 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  5. 5.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  6. 6.🟦 An image is 160 × 90 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  7. 7.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  8. 8.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 An image is 330 pixels wide and 330 pixels tall. How many pixels does it have in all?
  11. 11.🟦 An image is 100 × 100 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  12. 12.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  13. 13.Which of these best fits 9:16? (a) a tall phone video (b) a laptop film screen (c) an old-style monitor (d) a landscape video
  14. 14.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) sharper (c) longer (d) louder
  15. 15.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.Which of these best fits 4:3? (a) a widescreen slide (b) an album cover (c) a square profile picture (d) an older TV screen
  17. 17.🟦 An image is 380 pixels wide and 380 pixels tall. How many pixels does it have in all?
  18. 18.🟦 A 4:3 video frame is 360 pixels tall. How many pixels wide is it?
  19. 19.Which of these best fits 4:3? (a) a square profile picture (b) a widescreen slide (c) a classic tablet screen (d) a laptop film screen
  20. 20.Which of these best fits 4:3? (a) a square profile picture (b) an old-style monitor (c) a square sticker (d) a landscape video
  21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  22. 22.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  23. 23.🟦 You shrink a 220 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) exactly the same (c) sharper (d) more colourful
  25. 25.🟦 An image is 350 pixels wide and 300 pixels tall. How many pixels does it have in all?
  26. 26.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  27. 27.Which of these best fits 16:9? (a) an old-style monitor (b) a laptop film screen (c) a square post (d) an older TV screen
  28. 28.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  29. 29.🟦 The resolution of an image is … (a) the font (b) the file name (c) the paper colour (d) the number of pixels
  30. 30.Which of these best fits 16:9? (a) a tall phone video (b) a classic tablet screen (c) a landscape video (d) an older TV screen
  31. 31.🟦 A 16:9 video frame is 180 pixels tall. How many pixels wide is it?
  32. 32.🟦 An image is 30 pixels wide and 50 pixels tall. How many pixels does it have in all?
  33. 33.🟦 A 16:9 frame is … (a) wider than it is tall (b) a perfect square (c) taller than wide (d) round
  34. 34.Which of these best fits 9:16? (a) a laptop film screen (b) a widescreen TV (c) a widescreen slide (d) a phone story clip
  35. 35.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a tiny dot of colour (d) a sound
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  37. 37.🟦 An image is 200 × 150 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  38. 38.🟦 You shrink a 220 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  39. 39.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  40. 40.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?

Answer key

  1. 1:1
  2. a widescreen TV
  3. a square sticker
  4. 23100
  5. 9:16
  6. 16:9
  7. 16:9
  8. 14
  9. 15
  10. 108900
  11. 1:1
  12. 900
  13. a tall phone video
  14. blocky (pixelated)
  15. 18
  16. an older TV screen
  17. 144400
  18. 480
  19. a classic tablet screen
  20. an old-style monitor
  21. 1800
  22. 1:1
  23. 7700
  24. squashed or wide
  25. 105000
  26. 600
  27. a laptop film screen
  28. 1:1
  29. the number of pixels
  30. a landscape video
  31. 320
  32. 1500
  33. wider than it is tall
  34. a phone story clip
  35. a tiny dot of colour
  36. 450
  37. 4:3
  38. 22000
  39. 16:9
  40. 2240

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