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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 187 · 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.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) longer (c) blocky (pixelated) (d) sharper
  2. 2.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  3. 3.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  4. 4.Which of these best fits 16:9? (a) a laptop film screen (b) an old-style monitor (c) an album cover (d) an upright phone screen
  5. 5.🟦 Which aspect ratio best fits a square post? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  6. 6.🟦 An image is 130 pixels wide and 260 pixels tall. How many pixels does it have in all?
  7. 7.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  8. 8.Which of these best fits 4:3? (a) an older TV screen (b) a widescreen TV (c) a landscape video (d) an album cover
  9. 9.🟦 You shrink an 80 × 780 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.Which of these best fits 1:1? (a) an older TV screen (b) an upright phone screen (c) a square post (d) a classic tablet screen
  11. 11.🟦 The resolution of an image is … (a) the file name (b) the font (c) the paper colour (d) the number of pixels
  12. 12.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  13. 13.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  14. 14.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  15. 15.Which of these best fits 16:9? (a) a widescreen slide (b) an older TV screen (c) an upright phone screen (d) a square post
  16. 16.🟦 You shrink a 100 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.Which of these best fits 4:3? (a) a widescreen TV (b) a phone story clip (c) a square sticker (d) an old-style monitor
  19. 19.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a tiny dot of colour (d) a font size
  20. 20.🟦 An image is 310 pixels wide and 400 pixels tall. How many pixels does it have in all?
  21. 21.🟦 An image is 160 pixels wide and 130 pixels tall. How many pixels does it have in all?
  22. 22.🟦 You shrink a 100 × 340 pixel image to half its width and half its height. How many pixels does it have now?
  23. 23.🟦 A 4:3 video frame is 570 pixels tall. How many pixels wide is it?
  24. 24.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  25. 25.🟦 An image is 120 × 80 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  26. 26.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  27. 27.🟦 A 16:9 video frame is 1890 pixels tall. How many pixels wide is it?
  28. 28.Which of these best fits 9:16? (a) an album cover (b) an upright phone screen (c) an older TV screen (d) an old-style monitor
  29. 29.🟦 A 4:3 video frame is 390 pixels tall. How many pixels wide is it?
  30. 30.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
  31. 31.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  32. 32.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  33. 33.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  34. 34.Which of these best fits 1:1? (a) a widescreen TV (b) a landscape video (c) a square profile picture (d) an old-style monitor
  35. 35.🟦 You shrink an 80 × 200 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.🟦 Which aspect ratio best fits an album cover? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
  37. 37.🟦 An image is 920 × 690 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  38. 38.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  39. 39.🟦 An image is 230 pixels wide and 40 pixels tall. How many pixels does it have in all?
  40. 40.🟦 An image is 320 pixels wide and 20 pixels tall. How many pixels does it have in all?

Answer key

  1. blocky (pixelated)
  2. 4:3
  3. 1200
  4. a laptop film screen
  5. 1:1
  6. 33800
  7. 6
  8. an older TV screen
  9. 15600
  10. a square post
  11. the number of pixels
  12. 2100
  13. 450
  14. 900
  15. a widescreen slide
  16. 14500
  17. 14
  18. an old-style monitor
  19. a tiny dot of colour
  20. 124000
  21. 20800
  22. 8500
  23. 760
  24. 3
  25. 3:2
  26. 1650
  27. 3360
  28. an upright phone screen
  29. 520
  30. 600
  31. 1800
  32. 1:1
  33. 6
  34. a square profile picture
  35. 4000
  36. 1:1
  37. 4:3
  38. 1200
  39. 9200
  40. 6400

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