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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 348 · 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 video frame is 1350 pixels tall. How many pixels wide is it?
  2. 2.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  3. 3.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a type of paper (d) a font size
  4. 4.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  5. 5.🟦 A photo is 4000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  7. 7.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.🟦 A photo is 2000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  9. 9.🟦 An image is 140 × 140 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  10. 10.🟦 An image is 350 pixels wide and 220 pixels tall. How many pixels does it have in all?
  11. 11.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) taller than wide (d) wider than it is tall
  13. 13.🟦 An image is 290 pixels wide and 380 pixels tall. How many pixels does it have in all?
  14. 14.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) sharper (c) more colourful (d) squashed or wide
  15. 15.🟦 An image is 210 × 210 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  16. 16.🟦 You shrink a 780 × 280 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 Which aspect ratio best fits an old-style monitor? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  18. 18.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  19. 19.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  20. 20.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  22. 22.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  23. 23.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  24. 24.🟦 You shrink a 600 × 640 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 210 pixels wide and 100 pixels tall. How many pixels does it have in all?
  26. 26.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  27. 27.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 A 4:3 video frame is 880 pixels wide. How many pixels tall is it?
  29. 29.🟦 An image is 560 × 420 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  30. 30.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  31. 31.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  32. 32.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
  33. 33.🟦 An image is 380 pixels wide and 200 pixels tall. How many pixels does it have in all?
  34. 34.🟦 You shrink a 460 × 520 pixel image to half its width and half its height. How many pixels does it have now?
  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.Which of these best fits 1:1? (a) a widescreen slide (b) a laptop film screen (c) a phone story clip (d) a square post
  37. 37.Which of these best fits 4:3? (a) a widescreen TV (b) an older TV screen (c) a square post (d) a tall phone video
  38. 38.🟦 A 16:9 video frame is 1600 pixels wide. How many pixels tall is it?
  39. 39.🟦 A 4:3 video frame is 450 pixels tall. How many pixels wide is it?
  40. 40.Which of these best fits 1:1? (a) a widescreen TV (b) an old-style monitor (c) a landscape video (d) an album cover

Answer key

  1. 2400
  2. 1.5
  3. a tiny dot of colour
  4. 4:3
  5. 12
  6. 1:1
  7. 10
  8. 2
  9. 1:1
  10. 77000
  11. 7.5
  12. wider than it is tall
  13. 110200
  14. squashed or wide
  15. 1:1
  16. 54600
  17. 4:3
  18. 1500
  19. 4.5
  20. 4:3
  21. 1800
  22. 9:16
  23. 1650
  24. 96000
  25. 21000
  26. 21
  27. 3
  28. 660
  29. 4:3
  30. 240
  31. 16:9
  32. 920
  33. 76000
  34. 59800
  35. 300
  36. a square post
  37. an older TV screen
  38. 900
  39. 600
  40. an album cover

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