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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 398 · 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 280 pixels wide and 40 pixels tall. How many pixels does it have in all?
  2. 2.Which of these best fits 4:3? (a) a phone story clip (b) an upright phone screen (c) a square profile picture (d) an older TV screen
  3. 3.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
  4. 4.🟦 A 16:9 video frame is 1710 pixels tall. How many pixels wide is it?
  5. 5.Which of these best fits 16:9? (a) a widescreen slide (b) an upright phone screen (c) an old-style monitor (d) a square sticker
  6. 6.🟦 An image is 150 pixels wide and 190 pixels tall. How many pixels does it have in all?
  7. 7.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.🟦 An image is 3680 × 2070 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  9. 9.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  11. 11.🟦 Which aspect ratio best fits a square profile picture? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  12. 12.🟦 A photo is 5000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  13. 13.🟦 You shrink a 400 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  14. 14.Which of these best fits 4:3? (a) an album cover (b) a square sticker (c) a phone story clip (d) an old-style monitor
  15. 15.🟦 A 16:9 video frame is 1620 pixels tall. How many pixels wide is it?
  16. 16.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  17. 17.🟦 An image is 370 pixels wide and 120 pixels tall. How many pixels does it have in all?
  18. 18.🟦 An image is 360 pixels wide and 50 pixels tall. How many pixels does it have in all?
  19. 19.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
  20. 20.🟦 An image is 30 pixels wide and 100 pixels tall. How many pixels does it have in all?
  21. 21.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  22. 22.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  23. 23.🟦 An image is 260 pixels wide and 140 pixels tall. How many pixels does it have in all?
  24. 24.🟦 A 4:3 video frame is 680 pixels wide. How many pixels tall is it?
  25. 25.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
  26. 26.🟦 You shrink a 220 × 540 pixel image to half its width and half its height. How many pixels does it have now?
  27. 27.🟦 An image is 120 pixels wide and 120 pixels tall. How many pixels does it have in all?
  28. 28.🟦 An image is 210 × 140 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  29. 29.🟦 Stretching a photo only sideways makes people look … (a) sharper (b) more colourful (c) squashed or wide (d) exactly the same
  30. 30.🟦 A 4:3 video frame is 630 pixels tall. How many pixels wide is it?
  31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  32. 32.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  35. 35.🟦 An image is 60 × 60 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  36. 36.🟦 An image is 370 pixels wide and 400 pixels tall. How many pixels does it have in all?
  37. 37.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  38. 38.🟦 Which aspect ratio best fits an old-style monitor? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  39. 39.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) louder (c) blocky (pixelated) (d) sharper
  40. 40.Which of these best fits 1:1? (a) an older TV screen (b) a widescreen TV (c) an old-style monitor (d) a square post

Answer key

  1. 11200
  2. an older TV screen
  3. a tiny dot of colour
  4. 3040
  5. a widescreen slide
  6. 28500
  7. 18
  8. 16:9
  9. 20
  10. 16:9
  11. 1:1
  12. 17.5
  13. 70000
  14. an old-style monitor
  15. 2880
  16. 4:3
  17. 44400
  18. 18000
  19. 1890
  20. 3000
  21. 4:3
  22. 1800
  23. 36400
  24. 510
  25. 16:9
  26. 29700
  27. 14400
  28. 3:2
  29. squashed or wide
  30. 840
  31. 2400
  32. 4.5
  33. 9
  34. 12
  35. 1:1
  36. 148000
  37. 4:3
  38. 4:3
  39. blocky (pixelated)
  40. a square post

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