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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 868 · 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 photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.🟦 A photo is 1000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  3. 3.Which of these best fits 1:1? (a) an upright phone screen (b) a square sticker (c) an old-style monitor (d) a classic tablet screen
  4. 4.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  5. 5.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) longer (d) blocky (pixelated)
  6. 6.Which of these best fits 9:16? (a) a widescreen slide (b) a laptop film screen (c) a phone story clip (d) a square sticker
  7. 7.🟦 A 4:3 video frame is 440 pixels wide. How many pixels tall is it?
  8. 8.🟦 A 16:9 frame is … (a) round (b) taller than wide (c) a perfect square (d) wider than it is tall
  9. 9.🟦 A 4:3 video frame is 760 pixels wide. How many pixels tall is it?
  10. 10.Which of these best fits 4:3? (a) an older TV screen (b) a laptop film screen (c) a widescreen slide (d) a tall phone video
  11. 11.🟦 A photo is 5000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 An image is 150 × 100 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  13. 13.🟦 The resolution of an image is … (a) the number of pixels (b) the paper colour (c) the file name (d) the font
  14. 14.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  15. 15.Which of these best fits 9:16? (a) a widescreen slide (b) an album cover (c) a widescreen TV (d) an upright phone screen
  16. 16.Which of these best fits 4:3? (a) a tall phone video (b) a phone story clip (c) a laptop film screen (d) an old-style monitor
  17. 17.🟦 A photo is 3000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  18. 18.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  19. 19.🟦 An image is 720 × 480 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
  20. 20.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  21. 21.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?
  22. 22.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  23. 23.🟦 A 4:3 video frame is 640 pixels wide. How many pixels tall is it?
  24. 24.Which of these best fits 1:1? (a) a widescreen TV (b) an upright phone screen (c) a tall phone video (d) an album cover
  25. 25.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  26. 26.🟦 You shrink a 160 × 400 pixel image to half its width and half its height. How many pixels does it have now?
  27. 27.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  29. 29.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  30. 30.🟦 A photo is 3000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  31. 31.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a tiny dot of colour (d) a font size
  32. 32.🟦 A photo is 4000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 An image is 480 × 320 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  34. 34.🟦 You shrink a 220 × 500 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 A photo is 2000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.Which of these best fits 1:1? (a) a square profile picture (b) an upright phone screen (c) a widescreen slide (d) a tall phone video
  37. 37.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 An image is 350 pixels wide and 20 pixels tall. How many pixels does it have in all?
  39. 39.🟦 An image is 240 × 240 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
  40. 40.🟦 An image is 400 pixels wide and 330 pixels tall. How many pixels does it have in all?

Answer key

  1. 7.5
  2. 1
  3. a square sticker
  4. 1500
  5. blocky (pixelated)
  6. a phone story clip
  7. 330
  8. wider than it is tall
  9. 570
  10. an older TV screen
  11. 17.5
  12. 3:2
  13. the number of pixels
  14. 1:1
  15. an upright phone screen
  16. an old-style monitor
  17. 3
  18. 1800
  19. 3:2
  20. 9:16
  21. 2240
  22. 1:1
  23. 480
  24. an album cover
  25. 6
  26. 16000
  27. 2
  28. 16:9
  29. 1200
  30. 4.5
  31. a tiny dot of colour
  32. 16
  33. 3:2
  34. 27500
  35. 5
  36. a square profile picture
  37. 6
  38. 7000
  39. 1:1
  40. 132000

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