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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 895 · 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 9:16? (a) a laptop film screen (b) a widescreen TV (c) a phone story clip (d) a square post
  2. 2.🟦 Which aspect ratio best fits a square post? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  3. 3.🟦 An image is 210 pixels wide and 310 pixels tall. How many pixels does it have in all?
  4. 4.🟦 A 16:9 video frame is 2880 pixels wide. How many pixels tall is it?
  5. 5.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  7. 7.🟦 Which aspect ratio best fits a laptop film screen? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  8. 8.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  9. 9.🟦 You shrink a 420 × 500 pixel image to half its width and half its height. How many pixels does it have now?
  10. 10.🟦 You shrink a 160 × 620 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  13. 13.🟦 A 16:9 frame is … (a) taller than wide (b) a perfect square (c) round (d) wider than it is tall
  14. 14.🟦 An image is 150 pixels wide and 170 pixels tall. How many pixels does it have in all?
  15. 15.Which of these best fits 9:16? (a) a tall phone video (b) an album cover (c) an old-style monitor (d) a landscape video
  16. 16.🟦 Which aspect ratio best fits an older TV screen? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  17. 17.🟦 An image is 690 × 460 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  18. 18.🟦 Which aspect ratio best fits an old-style monitor? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  19. 19.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a tiny dot of colour (d) a sound
  20. 20.Which of these best fits 4:3? (a) a landscape video (b) an older TV screen (c) a widescreen TV (d) a widescreen slide
  21. 21.🟦 An image is 200 pixels wide and 130 pixels tall. How many pixels does it have in all?
  22. 22.Which of these best fits 16:9? (a) an album cover (b) an older TV screen (c) an old-style monitor (d) a widescreen TV
  23. 23.🟦 Which aspect ratio best fits a widescreen TV? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  25. 25.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  26. 26.🟦 An image is 50 pixels wide and 400 pixels tall. How many pixels does it have in all?
  27. 27.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) blocky (pixelated) (c) sharper (d) louder
  28. 28.🟦 A 16:9 video frame is 3680 pixels wide. How many pixels tall is it?
  29. 29.🟦 A 16:9 video frame is 1530 pixels tall. How many pixels wide is it?
  30. 30.Which of these best fits 9:16? (a) an old-style monitor (b) a classic tablet screen (c) an upright phone screen (d) a square sticker
  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.🟦 You shrink a 360 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  34. 34.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the file name (d) the number of pixels
  35. 35.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  36. 36.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  39. 39.Which of these best fits 1:1? (a) a square profile picture (b) a landscape video (c) an older TV screen (d) an upright phone screen
  40. 40.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?

Answer key

  1. a phone story clip
  2. 1:1
  3. 65100
  4. 1620
  5. 7.5
  6. 1200
  7. 16:9
  8. 1800
  9. 52500
  10. 24800
  11. 7
  12. 600
  13. wider than it is tall
  14. 25500
  15. a tall phone video
  16. 4:3
  17. 3:2
  18. 4:3
  19. a tiny dot of colour
  20. an older TV screen
  21. 26000
  22. a widescreen TV
  23. 16:9
  24. 1500
  25. 16:9
  26. 20000
  27. blocky (pixelated)
  28. 2070
  29. 2720
  30. an upright phone screen
  31. 2400
  32. 36000
  33. 9:16
  34. the number of pixels
  35. 450
  36. 18
  37. 2.5
  38. 10
  39. a square profile picture
  40. 600

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