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Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 881 · 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 square sticker (b) a square post (c) a widescreen TV (d) an upright phone screen
  2. 2.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
  3. 3.🟦 A 4:3 video frame is 800 pixels wide. How many pixels tall is it?
  4. 4.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  5. 5.Which of these best fits 1:1? (a) an album cover (b) a tall phone video (c) an old-style monitor (d) a classic tablet screen
  6. 6.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
  7. 7.🟦 An image is 200 × 200 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
  8. 8.🟦 A 4:3 video frame is 120 pixels tall. How many pixels wide is it?
  9. 9.🟦 An image is 50 pixels wide and 160 pixels tall. How many pixels does it have in all?
  10. 10.Which of these best fits 4:3? (a) an upright phone screen (b) a landscape video (c) a laptop film screen (d) a classic tablet screen
  11. 11.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  12. 12.🟦 A 16:9 video frame is 640 pixels wide. How many pixels tall is it?
  13. 13.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
  14. 14.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 6-inch-wide print?
  15. 15.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) exactly the same (c) more colourful (d) sharper
  16. 16.🟦 Which aspect ratio best fits a square sticker? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
  17. 17.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
  18. 18.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) wider than it is tall (d) taller than wide
  19. 19.🟦 What is a pixel? (a) a font size (b) a tiny dot of colour (c) a sound (d) a type of paper
  20. 20.🟦 An image is 60 × 60 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
  21. 21.🟦 An image is 130 pixels wide and 120 pixels tall. How many pixels does it have in all?
  22. 22.🟦 The resolution of an image is … (a) the file name (b) the font (c) the paper colour (d) the number of pixels
  23. 23.🟦 An image is 440 × 330 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  24. 24.🟦 A 16:9 video frame is 990 pixels tall. How many pixels wide is it?
  25. 25.Which of these best fits 4:3? (a) a square sticker (b) a tall phone video (c) a phone story clip (d) an older TV screen
  26. 26.🟦 A 16:9 video frame is 1280 pixels wide. How many pixels tall is it?
  27. 27.🟦 You shrink a 620 × 380 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 An image is 600 × 400 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
  29. 29.🟦 You shrink a 460 × 280 pixel image to half its width and half its height. How many pixels does it have now?
  30. 30.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
  31. 31.🟦 An image is 160 × 90 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 3:2 (d) 16:9
  32. 32.Which of these best fits 9:16? (a) an older TV screen (b) a widescreen slide (c) a phone story clip (d) a square sticker
  33. 33.🟦 You shrink a 340 × 480 pixel image to half its width and half its height. How many pixels does it have now?
  34. 34.🟦 A 4:3 video frame is 80 pixels wide. How many pixels tall is it?
  35. 35.🟦 An image is 280 × 210 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  36. 36.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  37. 37.🟦 An image is 70 pixels wide and 300 pixels tall. How many pixels does it have in all?
  38. 38.🟦 A photo is 4000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  39. 39.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) sharper (c) louder (d) longer
  40. 40.🟦 A photo is 1000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. an upright phone screen
  2. 2100
  3. 600
  4. 6
  5. an album cover
  6. 16:9
  7. 1:1
  8. 160
  9. 8000
  10. a classic tablet screen
  11. 4:3
  12. 360
  13. 300
  14. 900
  15. squashed or wide
  16. 1:1
  17. 16:9
  18. wider than it is tall
  19. a tiny dot of colour
  20. 1:1
  21. 15600
  22. the number of pixels
  23. 4:3
  24. 1760
  25. an older TV screen
  26. 720
  27. 58900
  28. 3:2
  29. 32200
  30. 120
  31. 16:9
  32. a phone story clip
  33. 40800
  34. 60
  35. 4:3
  36. 4:3
  37. 21000
  38. 10
  39. blocky (pixelated)
  40. 2

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