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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 311 · 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.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  2. 2.Which of these best fits 4:3? (a) a classic tablet screen (b) a square profile picture (c) a laptop film screen (d) a widescreen TV
  3. 3.🟦 A 16:9 video frame is 900 pixels tall. How many pixels wide is it?
  4. 4.Which of these best fits 16:9? (a) a landscape video (b) an old-style monitor (c) a classic tablet screen (d) an upright phone screen
  5. 5.🟦 A 16:9 video frame is 960 pixels wide. How many pixels tall is it?
  6. 6.Which of these best fits 4:3? (a) a laptop film screen (b) a widescreen slide (c) a phone story clip (d) an old-style monitor
  7. 7.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  8. 8.🟦 A 4:3 video frame is 660 pixels tall. How many pixels wide is it?
  9. 9.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  10. 10.🟦 What is a pixel? (a) a tiny dot of colour (b) a font size (c) a type of paper (d) a sound
  11. 11.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  12. 12.🟦 An image is 320 pixels wide and 210 pixels tall. How many pixels does it have in all?
  13. 13.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  14. 14.Which of these best fits 1:1? (a) a phone story clip (b) an upright phone screen (c) a square post (d) an older TV screen
  15. 15.🟦 An image is 100 pixels wide and 140 pixels tall. How many pixels does it have in all?
  16. 16.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) louder (d) sharper
  17. 17.🟦 A photo is 5000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  19. 19.Which of these best fits 9:16? (a) a tall phone video (b) an old-style monitor (c) a square post (d) an album cover
  20. 20.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
  21. 21.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  22. 22.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  23. 23.🟦 An image is 60 pixels wide and 370 pixels tall. How many pixels does it have in all?
  24. 24.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  25. 25.🟦 An image is 630 × 420 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  26. 26.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  27. 27.🟦 An image is 200 × 200 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  28. 28.🟦 An image is 240 pixels wide and 50 pixels tall. How many pixels does it have in all?
  29. 29.🟦 An image is 600 × 450 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  30. 30.🟦 An image is 70 × 70 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  32. 32.🟦 An image is 60 × 40 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  33. 33.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  34. 34.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  35. 35.🟦 You shrink a 500 × 340 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.Which of these best fits 16:9? (a) an album cover (b) a classic tablet screen (c) an upright phone screen (d) a laptop film screen
  37. 37.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
  38. 38.🟦 An image is 130 pixels wide and 80 pixels tall. How many pixels does it have in all?
  39. 39.Which of these best fits 4:3? (a) an older TV screen (b) a square profile picture (c) a landscape video (d) a laptop film screen
  40. 40.🟦 An image is 320 pixels wide and 390 pixels tall. How many pixels does it have in all?

Answer key

  1. 1350
  2. a classic tablet screen
  3. 1600
  4. a landscape video
  5. 540
  6. an old-style monitor
  7. 300
  8. 880
  9. 1050
  10. a tiny dot of colour
  11. 600
  12. 67200
  13. 2100
  14. a square post
  15. 14000
  16. blocky (pixelated)
  17. 5
  18. 1800
  19. a tall phone video
  20. 120
  21. 9:16
  22. 1:1
  23. 22200
  24. 1.5
  25. 3:2
  26. 6
  27. 1:1
  28. 12000
  29. 4:3
  30. 1:1
  31. 3300
  32. 3:2
  33. 4:3
  34. 4
  35. 42500
  36. a laptop film screen
  37. 16:9
  38. 10400
  39. an older TV screen
  40. 124800

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