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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 188 · 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 1:1? (a) a classic tablet screen (b) a landscape video (c) a square sticker (d) a widescreen TV
  2. 2.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  3. 3.🟦 You shrink a 120 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  4. 4.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the paper colour (d) the font
  5. 5.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  6. 6.🟦 A 16:9 video frame is 2560 pixels wide. How many pixels tall is it?
  7. 7.Which of these best fits 9:16? (a) an older TV screen (b) a classic tablet screen (c) an old-style monitor (d) a tall phone video
  8. 8.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  9. 9.🟦 Which aspect ratio best fits an older TV screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  10. 10.Which of these best fits 4:3? (a) a square post (b) a widescreen TV (c) an older TV screen (d) an album cover
  11. 11.🟦 An image is 90 pixels wide and 210 pixels tall. How many pixels does it have in all?
  12. 12.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
  13. 13.🟦 You shrink a 100 × 40 pixel image to half its width and half its height. How many pixels does it have now?
  14. 14.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  15. 15.Which of these best fits 16:9? (a) a widescreen TV (b) an upright phone screen (c) a phone story clip (d) an old-style monitor
  16. 16.🟦 A 4:3 video frame is 600 pixels wide. How many pixels tall is it?
  17. 17.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  18. 18.🟦 An image is 50 pixels wide and 190 pixels tall. How many pixels does it have in all?
  19. 19.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  20. 20.🟦 A 16:9 video frame is 1440 pixels wide. How many pixels tall is it?
  21. 21.🟦 A 16:9 frame is … (a) wider than it is tall (b) round (c) a perfect square (d) taller than wide
  22. 22.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a font size (d) a tiny dot of colour
  23. 23.🟦 A photo is 2000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  24. 24.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  25. 25.🟦 A 4:3 video frame is 720 pixels wide. How many pixels tall is it?
  26. 26.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
  27. 27.🟦 Which aspect ratio best fits a phone story clip? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
  28. 28.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  29. 29.🟦 You shrink a 220 × 600 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  31. 31.🟦 An image is 370 pixels wide and 110 pixels tall. How many pixels does it have in all?
  32. 32.🟦 You shrink a 180 × 660 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) more colourful (c) sharper (d) exactly the same
  35. 35.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 An image is 160 × 160 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
  37. 37.🟦 A 4:3 video frame is 920 pixels wide. How many pixels tall is it?
  38. 38.🟦 An image is 240 pixels wide and 160 pixels tall. How many pixels does it have in all?
  39. 39.🟦 You shrink a 60 × 480 pixel image to half its width and half its height. How many pixels does it have now?
  40. 40.🟦 An image is 660 × 440 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9

Answer key

  1. a square sticker
  2. 1:1
  3. 19800
  4. the number of pixels
  5. 9:16
  6. 1440
  7. a tall phone video
  8. 3300
  9. 4:3
  10. an older TV screen
  11. 18900
  12. 120
  13. 1000
  14. 9:16
  15. a widescreen TV
  16. 450
  17. 3600
  18. 9500
  19. 1800
  20. 810
  21. wider than it is tall
  22. a tiny dot of colour
  23. 5
  24. 3
  25. 540
  26. 920
  27. 9:16
  28. 900
  29. 33000
  30. 2400
  31. 40700
  32. 29700
  33. 10.5
  34. squashed or wide
  35. 7.5
  36. 1:1
  37. 690
  38. 38400
  39. 7200
  40. 3:2

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