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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 337 · 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 16:9 frame is … (a) taller than wide (b) round (c) a perfect square (d) wider than it is tall
  2. 2.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
  3. 3.Which of these best fits 16:9? (a) a classic tablet screen (b) a square profile picture (c) a tall phone video (d) a widescreen TV
  4. 4.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  5. 5.Which of these best fits 4:3? (a) an album cover (b) a square sticker (c) a widescreen TV (d) an old-style monitor
  6. 6.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  7. 7.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.🟦 An image is 2240 × 1260 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  9. 9.🟦 You shrink a 300 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.🟦 An image is 150 pixels wide and 50 pixels tall. How many pixels does it have in all?
  12. 12.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  13. 13.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  14. 14.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  15. 15.🟦 You shrink a 240 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  16. 16.🟦 What is a pixel? (a) a tiny dot of colour (b) a sound (c) a type of paper (d) a font size
  17. 17.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  18. 18.🟦 You shrink a 220 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) sharper (c) blocky (pixelated) (d) louder
  20. 20.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  22. 22.Which of these best fits 1:1? (a) a landscape video (b) an old-style monitor (c) a widescreen slide (d) a square profile picture
  23. 23.🟦 You shrink a 520 × 260 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 You shrink a 200 × 80 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 Which aspect ratio best fits a classic tablet screen? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  26. 26.Which of these best fits 9:16? (a) a widescreen slide (b) a landscape video (c) an album cover (d) an upright phone screen
  27. 27.🟦 A 16:9 video frame is 900 pixels tall. How many pixels wide is it?
  28. 28.Which of these best fits 16:9? (a) a widescreen slide (b) a classic tablet screen (c) a tall phone video (d) a square post
  29. 29.🟦 You shrink a 280 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  31. 31.Which of these best fits 4:3? (a) a classic tablet screen (b) an album cover (c) a widescreen slide (d) a square sticker
  32. 32.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  33. 33.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  34. 34.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  35. 35.🟦 Which aspect ratio best fits an old-style monitor? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  36. 36.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 A 16:9 video frame is 640 pixels wide. How many pixels tall is it?
  39. 39.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  40. 40.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?

Answer key

  1. wider than it is tall
  2. 120
  3. a widescreen TV
  4. 4:3
  5. an old-style monitor
  6. 450
  7. 7.5
  8. 16:9
  9. 43500
  10. 6
  11. 7500
  12. 450
  13. 16:9
  14. 1200
  15. 22800
  16. a tiny dot of colour
  17. 750
  18. 36300
  19. blocky (pixelated)
  20. 4.5
  21. 1500
  22. a square profile picture
  23. 33800
  24. 4000
  25. 4:3
  26. an upright phone screen
  27. 1600
  28. a widescreen slide
  29. 46200
  30. 1:1
  31. a classic tablet screen
  32. 1800
  33. 16:9
  34. 1:1
  35. 4:3
  36. 2.5
  37. 1
  38. 360
  39. 1:1
  40. 600

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