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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 219 · 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 aspect ratio best fits an old-style monitor? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  2. 2.Which of these best fits 16:9? (a) a widescreen TV (b) an old-style monitor (c) an older TV screen (d) a square profile picture
  3. 3.🟦 Stretching a photo only sideways makes people look … (a) more colourful (b) exactly the same (c) sharper (d) squashed or wide
  4. 4.🟦 A 4:3 video frame is 80 pixels wide. How many pixels tall is it?
  5. 5.Which of these best fits 16:9? (a) a tall phone video (b) an older TV screen (c) a laptop film screen (d) an album cover
  6. 6.🟦 A photo is 3000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  7. 7.🟦 A 4:3 video frame is 280 pixels wide. How many pixels tall is it?
  8. 8.🟦 An image is 250 pixels wide and 340 pixels tall. How many pixels does it have in all?
  9. 9.🟦 An image is 3520 × 1980 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
  10. 10.🟦 You shrink a 220 × 140 pixel image to half its width and half its height. How many pixels does it have now?
  11. 11.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  12. 12.🟦 You shrink a 580 × 580 pixel image to half its width and half its height. How many pixels does it have now?
  13. 13.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  14. 14.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  15. 15.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
  16. 16.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  17. 17.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  18. 18.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  19. 19.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
  20. 20.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  21. 21.🟦 An image is 100 pixels wide and 370 pixels tall. How many pixels does it have in all?
  22. 22.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  23. 23.🟦 You shrink a 220 × 680 pixel image to half its width and half its height. How many pixels does it have now?
  24. 24.🟦 You shrink a 780 × 800 pixel image to half its width and half its height. How many pixels does it have now?
  25. 25.🟦 An image is 1920 × 1080 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
  26. 26.🟦 An image is 360 pixels wide and 330 pixels tall. How many pixels does it have in all?
  27. 27.🟦 A 16:9 video frame is 2880 pixels wide. How many pixels tall is it?
  28. 28.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  29. 29.Which of these best fits 4:3? (a) a classic tablet screen (b) a square sticker (c) a phone story clip (d) an upright phone screen
  30. 30.🟦 You shrink an 80 × 760 pixel image to half its width and half its height. How many pixels does it have now?
  31. 31.🟦 The resolution of an image is … (a) the file name (b) the number of pixels (c) the font (d) the paper colour
  32. 32.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  33. 33.🟦 An image is 240 pixels wide and 40 pixels tall. How many pixels does it have in all?
  34. 34.🟦 An image is 310 pixels wide and 350 pixels tall. How many pixels does it have in all?
  35. 35.🟦 You shrink a 340 × 720 pixel image to half its width and half its height. How many pixels does it have now?
  36. 36.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) sharper (c) louder (d) blocky (pixelated)
  37. 37.🟦 A photo is 5000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  38. 38.🟦 A 4:3 video frame is 120 pixels wide. How many pixels tall is it?
  39. 39.🟦 An image is 290 pixels wide and 290 pixels tall. How many pixels does it have in all?
  40. 40.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. 4:3
  2. a widescreen TV
  3. squashed or wide
  4. 60
  5. a laptop film screen
  6. 7.5
  7. 210
  8. 85000
  9. 16:9
  10. 7700
  11. 2400
  12. 84100
  13. 1800
  14. 7
  15. a tiny dot of colour
  16. 10.5
  17. 16:9
  18. 4
  19. 1500
  20. 4:3
  21. 37000
  22. 270
  23. 37400
  24. 156000
  25. 16:9
  26. 118800
  27. 1620
  28. 3600
  29. a classic tablet screen
  30. 15200
  31. the number of pixels
  32. 3
  33. 9600
  34. 108500
  35. 61200
  36. blocky (pixelated)
  37. 20
  38. 90
  39. 84100
  40. 21

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