← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 913 · 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.🟦 An image is 20 × 20 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  2. 2.🟦 A 16:9 video frame is 640 pixels wide. How many pixels tall is it?
  3. 3.🟦 An image is 90 pixels wide and 70 pixels tall. How many pixels does it have in all?
  4. 4.Which of these best fits 1:1? (a) a square post (b) a laptop film screen (c) a tall phone video (d) a widescreen TV
  5. 5.🟦 What is a pixel? (a) a sound (b) a type of paper (c) a tiny dot of colour (d) a font size
  6. 6.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) longer (c) sharper (d) blocky (pixelated)
  7. 7.Which of these best fits 4:3? (a) an older TV screen (b) a square profile picture (c) a landscape video (d) a laptop film screen
  8. 8.🟦 An image is 680 × 510 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
  9. 9.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 A photo is 3000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  11. 11.Which of these best fits 4:3? (a) a classic tablet screen (b) a widescreen TV (c) an upright phone screen (d) an album cover
  12. 12.🟦 You shrink a 40 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  13. 13.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  14. 14.🟦 A 16:9 video frame is 1530 pixels tall. How many pixels wide is it?
  15. 15.🟦 An image is 20 pixels wide and 50 pixels tall. How many pixels does it have in all?
  16. 16.🟦 Which aspect ratio best fits a tall phone video? (a) 1:1 (b) 4:3 (c) 16:9 (d) 9:16
  17. 17.🟦 An image is 200 × 200 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
  18. 18.🟦 A photo is 3000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  19. 19.🟦 An image is 40 × 30 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  20. 20.🟦 A photo is 3000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  21. 21.🟦 Which aspect ratio best fits a classic tablet screen? (a) 4:3 (b) 16:9 (c) 1:1 (d) 9:16
  22. 22.🟦 An image is 100 pixels wide and 220 pixels tall. How many pixels does it have in all?
  23. 23.🟦 The resolution of an image is … (a) the number of pixels (b) the paper colour (c) the font (d) the file name
  24. 24.🟦 An image is 250 pixels wide and 70 pixels tall. How many pixels does it have in all?
  25. 25.🟦 Which aspect ratio best fits a widescreen slide? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
  26. 26.🟦 An image is 130 pixels wide and 120 pixels tall. How many pixels does it have in all?
  27. 27.🟦 You shrink a 240 × 520 pixel image to half its width and half its height. How many pixels does it have now?
  28. 28.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  29. 29.Which of these best fits 9:16? (a) an old-style monitor (b) a phone story clip (c) a square post (d) a widescreen TV
  30. 30.🟦 An image is 880 × 660 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 1:1 (d) 4:3
  31. 31.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  32. 32.🟦 You shrink a 240 × 280 pixel image to half its width and half its height. How many pixels does it have now?
  33. 33.🟦 A 16:9 video frame is 2070 pixels tall. How many pixels wide is it?
  34. 34.🟦 You shrink a 340 × 440 pixel image to half its width and half its height. How many pixels does it have now?
  35. 35.🟦 An image is 190 pixels wide and 380 pixels tall. How many pixels does it have in all?
  36. 36.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 12-inch-wide print?
  37. 37.🟦 An image is 270 pixels wide and 170 pixels tall. How many pixels does it have in all?
  38. 38.🟦 An image is 20 pixels wide and 100 pixels tall. How many pixels does it have in all?
  39. 39.🟦 A photo is 1000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.🟦 A 16:9 frame is … (a) round (b) a perfect square (c) wider than it is tall (d) taller than wide

Answer key

  1. 1:1
  2. 360
  3. 6300
  4. a square post
  5. a tiny dot of colour
  6. blocky (pixelated)
  7. an older TV screen
  8. 4:3
  9. 10
  10. 9
  11. a classic tablet screen
  12. 1000
  13. 1200
  14. 2720
  15. 1000
  16. 9:16
  17. 1:1
  18. 10.5
  19. 4:3
  20. 6
  21. 4:3
  22. 22000
  23. the number of pixels
  24. 17500
  25. 16:9
  26. 15600
  27. 31200
  28. 16:9
  29. a phone story clip
  30. 4:3
  31. 16:9
  32. 16800
  33. 3680
  34. 37400
  35. 72200
  36. 1800
  37. 45900
  38. 2000
  39. 2.5
  40. wider than it is tall

Free animation and design lessons, practice and worksheets at talentjr.in/animation-for-kids