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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 836 · 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) a perfect square (b) taller than wide (c) wider than it is tall (d) round
  2. 2.Which of these best fits 16:9? (a) a tall phone video (b) a phone story clip (c) an older TV screen (d) a widescreen TV
  3. 3.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  4. 4.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  5. 5.🟦 A 16:9 video frame is 270 pixels tall. How many pixels wide is it?
  6. 6.🟦 What is a pixel? (a) a type of paper (b) a tiny dot of colour (c) a font size (d) a sound
  7. 7.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 An image is 290 pixels wide and 330 pixels tall. How many pixels does it have in all?
  10. 10.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.Which of these best fits 1:1? (a) a classic tablet screen (b) a phone story clip (c) an album cover (d) a widescreen TV
  12. 12.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 You shrink a 60 × 180 pixel image to half its width and half its height. How many pixels does it have now?
  14. 14.🟦 You shrink a 420 × 340 pixel image to half its width and half its height. How many pixels does it have now?
  15. 15.🟦 An image is 1600 × 900 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2
  16. 16.🟦 A 4:3 video frame is 480 pixels wide. How many pixels tall is it?
  17. 17.🟦 An image is 160 × 120 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  18. 18.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  19. 19.🟦 An image is 50 pixels wide and 400 pixels tall. How many pixels does it have in all?
  20. 20.🟦 A photo is 6000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 You shrink a 700 × 460 pixel image to half its width and half its height. How many pixels does it have now?
  22. 22.Which of these best fits 16:9? (a) a phone story clip (b) an album cover (c) a square profile picture (d) a laptop film screen
  23. 23.🟦 An image is 600 × 450 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  24. 24.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  25. 25.🟦 An image is 1440 × 810 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  26. 26.🟦 You shrink a 240 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  27. 27.🟦 You shrink a 440 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 Which aspect ratio best fits a phone story clip? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  29. 29.🟦 A 16:9 video frame is 2070 pixels tall. How many pixels wide is it?
  30. 30.🟦 An image is 20 pixels wide and 280 pixels tall. How many pixels does it have in all?
  31. 31.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  32. 32.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) louder (d) blocky (pixelated)
  33. 33.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  34. 34.Which of these best fits 9:16? (a) a widescreen TV (b) a widescreen slide (c) a square profile picture (d) an upright phone screen
  35. 35.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  36. 36.🟦 An image is 800 × 450 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  37. 37.Which of these best fits 4:3? (a) a widescreen TV (b) an album cover (c) an older TV screen (d) a square sticker
  38. 38.🟦 An image is 300 pixels wide and 70 pixels tall. How many pixels does it have in all?
  39. 39.🟦 You shrink a 200 × 240 pixel image to half its width and half its height. How many pixels does it have now?
  40. 40.🟦 Which aspect ratio best fits a tall phone video? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1

Answer key

  1. wider than it is tall
  2. a widescreen TV
  3. 2100
  4. 4:3
  5. 480
  6. a tiny dot of colour
  7. 1
  8. 3
  9. 95700
  10. 7.5
  11. an album cover
  12. 9
  13. 2700
  14. 35700
  15. 16:9
  16. 360
  17. 4:3
  18. 10
  19. 20000
  20. 24
  21. 80500
  22. a laptop film screen
  23. 4:3
  24. 3
  25. 16:9
  26. 42000
  27. 4400
  28. 9:16
  29. 3680
  30. 5600
  31. 4:3
  32. blocky (pixelated)
  33. 4:3
  34. an upright phone screen
  35. 16:9
  36. 16:9
  37. an older TV screen
  38. 21000
  39. 12000
  40. 9:16

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