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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 310 · 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 380 pixels wide and 160 pixels tall. How many pixels does it have in all?
  2. 2.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  3. 3.Which of these best fits 16:9? (a) a laptop film screen (b) a phone story clip (c) an older TV screen (d) a classic tablet screen
  4. 4.🟦 A photo is 5000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.Which of these best fits 16:9? (a) an upright phone screen (b) a widescreen slide (c) a classic tablet screen (d) a phone story clip
  6. 6.🟦 A 4:3 video frame is 400 pixels wide. How many pixels tall is it?
  7. 7.🟦 Which aspect ratio best fits an old-style monitor? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  8. 8.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) louder (c) longer (d) sharper
  9. 9.🟦 Which aspect ratio best fits a square sticker? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  10. 10.🟦 An image is 560 × 420 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  11. 11.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 An image is 290 pixels wide and 270 pixels tall. How many pixels does it have in all?
  14. 14.🟦 An image is 70 pixels wide and 120 pixels tall. How many pixels does it have in all?
  15. 15.🟦 An image is 800 × 450 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  16. 16.🟦 An image is 290 pixels wide and 350 pixels tall. How many pixels does it have in all?
  17. 17.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a tiny dot of colour (d) a sound
  19. 19.🟦 A 16:9 frame is … (a) wider than it is tall (b) taller than wide (c) a perfect square (d) round
  20. 20.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  22. 22.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  23. 23.🟦 An image is 330 pixels wide and 90 pixels tall. How many pixels does it have in all?
  24. 24.🟦 An image is 100 pixels wide and 290 pixels tall. How many pixels does it have in all?
  25. 25.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) sharper (c) exactly the same (d) more colourful
  26. 26.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  27. 27.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  28. 28.Which of these best fits 1:1? (a) a widescreen TV (b) an old-style monitor (c) a tall phone video (d) an album cover
  29. 29.🟦 An image is 390 × 260 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  30. 30.Which of these best fits 1:1? (a) a classic tablet screen (b) an old-style monitor (c) a widescreen slide (d) a square profile picture
  31. 31.🟦 A 16:9 video frame is 270 pixels tall. How many pixels wide is it?
  32. 32.Which of these best fits 9:16? (a) a widescreen TV (b) a square profile picture (c) an upright phone screen (d) an older TV screen
  33. 33.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  34. 34.Which of these best fits 4:3? (a) an album cover (b) a widescreen slide (c) a landscape video (d) a classic tablet screen
  35. 35.🟦 A 16:9 video frame is 1530 pixels tall. How many pixels wide is it?
  36. 36.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 An image is 160 × 120 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  38. 38.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  39. 39.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.Which of these best fits 4:3? (a) a widescreen slide (b) a laptop film screen (c) a tall phone video (d) an old-style monitor

Answer key

  1. 60800
  2. 9:16
  3. a laptop film screen
  4. 5
  5. a widescreen slide
  6. 300
  7. 4:3
  8. blocky (pixelated)
  9. 1:1
  10. 4:3
  11. 7.5
  12. 16
  13. 78300
  14. 8400
  15. 16:9
  16. 101500
  17. 9
  18. a tiny dot of colour
  19. wider than it is tall
  20. 16:9
  21. 300
  22. 900
  23. 29700
  24. 29000
  25. squashed or wide
  26. 3
  27. 1:1
  28. an album cover
  29. 3:2
  30. a square profile picture
  31. 480
  32. an upright phone screen
  33. 9:16
  34. a classic tablet screen
  35. 2720
  36. 1.5
  37. 4:3
  38. 4
  39. 14
  40. an old-style monitor

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