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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 351 · 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) longer (b) louder (c) blocky (pixelated) (d) sharper
  2. 2.🟦 An image is 330 pixels wide and 260 pixels tall. How many pixels does it have in all?
  3. 3.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  4. 4.Which of these best fits 16:9? (a) a widescreen TV (b) a classic tablet screen (c) a square post (d) a square sticker
  5. 5.🟦 A photo is 6000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 A photo is 1000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.🟦 You shrink a 380 × 340 pixel image to half its width and half its height. How many pixels does it have now?
  8. 8.🟦 A 16:9 frame is … (a) round (b) wider than it is tall (c) taller than wide (d) a perfect square
  9. 9.🟦 An image is 390 × 260 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  10. 10.🟦 An image is 10 × 10 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
  11. 11.🟦 You shrink a 600 × 360 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  13. 13.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  14. 14.🟦 A 4:3 video frame is 240 pixels tall. How many pixels wide is it?
  15. 15.🟦 A photo is 4000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  16. 16.🟦 A 4:3 video frame is 760 pixels wide. How many pixels tall is it?
  17. 17.🟦 The resolution of an image is … (a) the file name (b) the paper colour (c) the number of pixels (d) the font
  18. 18.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  19. 19.🟦 You shrink a 400 × 440 pixel image to half its width and half its height. How many pixels does it have now?
  20. 20.🟦 An image is 180 pixels wide and 380 pixels tall. How many pixels does it have in all?
  21. 21.Which of these best fits 1:1? (a) a landscape video (b) a widescreen TV (c) a phone story clip (d) a square sticker
  22. 22.🟦 You shrink a 560 × 60 pixel image to half its width and half its height. How many pixels does it have now?
  23. 23.🟦 You shrink a 100 × 700 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  25. 25.🟦 You shrink a 420 × 200 pixel image to half its width and half its height. How many pixels does it have now?
  26. 26.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
  27. 27.🟦 An image is 210 × 210 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  28. 28.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  29. 29.🟦 A photo is 3000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  30. 30.🟦 What is a pixel? (a) a type of paper (b) a tiny dot of colour (c) a font size (d) a sound
  31. 31.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
  32. 32.Which of these best fits 4:3? (a) a tall phone video (b) a widescreen TV (c) a phone story clip (d) an older TV screen
  33. 33.Which of these best fits 16:9? (a) a landscape video (b) an older TV screen (c) a square sticker (d) an album cover
  34. 34.🟦 A photo is 2000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  35. 35.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  37. 37.🟦 You shrink a 560 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  38. 38.🟦 An image is 400 × 300 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  39. 39.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 An image is 120 × 80 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2

Answer key

  1. blocky (pixelated)
  2. 85800
  3. 1:1
  4. a widescreen TV
  5. 12
  6. 3
  7. 32300
  8. wider than it is tall
  9. 3:2
  10. 1:1
  11. 54000
  12. 1:1
  13. 16:9
  14. 320
  15. 8
  16. 570
  17. the number of pixels
  18. 1:1
  19. 44000
  20. 68400
  21. a square sticker
  22. 8400
  23. 17500
  24. 2700
  25. 21000
  26. 9:16
  27. 1:1
  28. 750
  29. 12
  30. a tiny dot of colour
  31. 1350
  32. an older TV screen
  33. a landscape video
  34. 2
  35. 8
  36. 2
  37. 56000
  38. 4:3
  39. 20
  40. 3:2

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