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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 284 · 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 of these best fits 4:3? (a) a laptop film screen (b) an upright phone screen (c) a phone story clip (d) an older TV screen
  2. 2.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  3. 3.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  4. 4.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.Which of these best fits 1:1? (a) an older TV screen (b) a phone story clip (c) an upright phone screen (d) a square sticker
  6. 6.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen slide (c) a landscape video (d) a tall phone video
  7. 7.Which of these best fits 16:9? (a) an older TV screen (b) an upright phone screen (c) an album cover (d) a widescreen TV
  8. 8.🟦 An image is 320 × 240 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  9. 9.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  10. 10.🟦 What is a pixel? (a) a font size (b) a sound (c) a tiny dot of colour (d) a type of paper
  11. 11.Which of these best fits 16:9? (a) a phone story clip (b) a square sticker (c) a widescreen slide (d) an old-style monitor
  12. 12.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) louder (d) blocky (pixelated)
  13. 13.🟦 An image is 390 pixels wide and 250 pixels tall. How many pixels does it have in all?
  14. 14.🟦 An image is 360 × 240 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  15. 15.🟦 An image is 90 × 60 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  16. 16.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  17. 17.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  18. 18.🟦 An image is 120 pixels wide and 20 pixels tall. How many pixels does it have in all?
  19. 19.🟦 An image is 1920 × 1080 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  20. 20.🟦 A 16:9 video frame is 2880 pixels wide. How many pixels tall is it?
  21. 21.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) squashed or wide (c) more colourful (d) sharper
  22. 22.🟦 An image is 400 pixels wide and 370 pixels tall. How many pixels does it have in all?
  23. 23.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  24. 24.🟦 You shrink a 600 × 420 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.Which of these best fits 4:3? (a) an old-style monitor (b) a laptop film screen (c) a square profile picture (d) a widescreen TV
  26. 26.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  27. 27.🟦 A photo is 1000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 A 4:3 video frame is 450 pixels tall. How many pixels wide is it?
  29. 29.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  30. 30.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.Which of these best fits 4:3? (a) a square profile picture (b) a classic tablet screen (c) a square post (d) a widescreen TV
  32. 32.🟦 You shrink a 40 × 60 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  36. 36.🟦 An image is 540 × 360 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  37. 37.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  38. 38.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  39. 39.🟦 Which aspect ratio best fits an upright phone screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  40. 40.🟦 A 4:3 video frame is 200 pixels wide. How many pixels tall is it?

Answer key

  1. an older TV screen
  2. 1200
  3. 1800
  4. 15
  5. a square sticker
  6. a tall phone video
  7. a widescreen TV
  8. 4:3
  9. 4:3
  10. a tiny dot of colour
  11. a widescreen slide
  12. blocky (pixelated)
  13. 97500
  14. 3:2
  15. 3:2
  16. 1050
  17. 9:16
  18. 2400
  19. 16:9
  20. 1620
  21. squashed or wide
  22. 148000
  23. 2700
  24. 63000
  25. an old-style monitor
  26. 9:16
  27. 3.5
  28. 600
  29. 900
  30. 20
  31. a classic tablet screen
  32. 600
  33. 9
  34. 1:1
  35. 300
  36. 3:2
  37. 16:9
  38. 1800
  39. 9:16
  40. 150

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