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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 244 · 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.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a font size (d) a tiny dot of colour
  2. 2.Which of these best fits 16:9? (a) a square sticker (b) a classic tablet screen (c) a landscape video (d) an album cover
  3. 3.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
  4. 4.Which of these best fits 4:3? (a) a laptop film screen (b) an older TV screen (c) a phone story clip (d) a square profile picture
  5. 5.🟦 An image is 450 × 300 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  6. 6.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.🟦 A 16:9 video frame is 360 pixels tall. How many pixels wide is it?
  8. 8.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
  9. 9.Which of these best fits 4:3? (a) a widescreen slide (b) an old-style monitor (c) a landscape video (d) a widescreen TV
  10. 10.🟦 An image is 1600 × 900 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  11. 11.Which of these best fits 9:16? (a) an older TV screen (b) a square post (c) a widescreen TV (d) a tall phone video
  12. 12.🟦 An image is 110 pixels wide and 110 pixels tall. How many pixels does it have in all?
  13. 13.Which of these best fits 16:9? (a) a laptop film screen (b) an older TV screen (c) an upright phone screen (d) a square sticker
  14. 14.🟦 An image is 60 pixels wide and 140 pixels tall. How many pixels does it have in all?
  15. 15.🟦 You shrink a 280 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  16. 16.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  17. 17.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  18. 18.🟦 You shrink a 160 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.🟦 An image is 600 × 400 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
  20. 20.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  21. 21.🟦 An image is 190 pixels wide and 30 pixels tall. How many pixels does it have in all?
  22. 22.🟦 An image is 360 × 270 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  23. 23.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  24. 24.Which of these best fits 9:16? (a) a phone story clip (b) a widescreen slide (c) an album cover (d) a laptop film screen
  25. 25.🟦 An image is 140 pixels wide and 40 pixels tall. How many pixels does it have in all?
  26. 26.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  27. 27.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  28. 28.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  29. 29.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  32. 32.Which of these best fits 1:1? (a) an older TV screen (b) a square profile picture (c) an upright phone screen (d) a laptop film screen
  33. 33.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 A 4:3 video frame is 520 pixels wide. How many pixels tall is it?
  35. 35.🟦 An image is 840 × 630 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  36. 36.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) louder (c) sharper (d) longer
  37. 37.🟦 An image is 220 × 220 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  38. 38.🟦 An image is 240 pixels wide and 170 pixels tall. How many pixels does it have in all?
  39. 39.🟦 An image is 140 pixels wide and 350 pixels tall. How many pixels does it have in all?
  40. 40.🟦 A 16:9 video frame is 450 pixels tall. How many pixels wide is it?

Answer key

  1. a tiny dot of colour
  2. a landscape video
  3. 1:1
  4. an older TV screen
  5. 3:2
  6. 8
  7. 640
  8. 1890
  9. an old-style monitor
  10. 16:9
  11. a tall phone video
  12. 12100
  13. a laptop film screen
  14. 8400
  15. 26600
  16. 4:3
  17. 16:9
  18. 23200
  19. 3:2
  20. 1:1
  21. 5700
  22. 4:3
  23. 16:9
  24. a phone story clip
  25. 5600
  26. 9:16
  27. 1500
  28. 2.5
  29. 4
  30. 15
  31. 16:9
  32. a square profile picture
  33. 2
  34. 390
  35. 4:3
  36. blocky (pixelated)
  37. 1:1
  38. 40800
  39. 49000
  40. 800

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