← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 712 · 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 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  2. 2.🟦 You shrink a 740 × 320 pixel image to half its width and half its height. How many pixels does it have now?
  3. 3.🟦 An image is 380 pixels wide and 350 pixels tall. How many pixels does it have in all?
  4. 4.🟦 Which aspect ratio best fits a tall phone video? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
  5. 5.🟦 What is a pixel? (a) a type of paper (b) a sound (c) a tiny dot of colour (d) a font size
  6. 6.🟦 A 16:9 video frame is 1760 pixels wide. How many pixels tall is it?
  7. 7.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  8. 8.Which of these best fits 4:3? (a) a tall phone video (b) an old-style monitor (c) a laptop film screen (d) a square profile picture
  9. 9.Which of these best fits 16:9? (a) a phone story clip (b) a classic tablet screen (c) an older TV screen (d) a widescreen slide
  10. 10.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) longer (c) sharper (d) blocky (pixelated)
  11. 11.🟦 A photo is 5000 × 2500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  12. 12.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
  13. 13.🟦 A 4:3 video frame is 540 pixels tall. How many pixels wide is it?
  14. 14.Which of these best fits 16:9? (a) a square sticker (b) an older TV screen (c) a laptop film screen (d) an old-style monitor
  15. 15.🟦 An image is 3680 × 2070 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  16. 16.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  17. 17.🟦 You shrink a 440 × 480 pixel image to half its width and half its height. How many pixels does it have now?
  18. 18.🟦 You shrink a 300 × 120 pixel image to half its width and half its height. How many pixels does it have now?
  19. 19.🟦 An image is 960 × 720 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  20. 20.🟦 A 16:9 video frame is 630 pixels tall. How many pixels wide is it?
  21. 21.🟦 An image is 90 × 60 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
  22. 22.🟦 You shrink a 140 × 100 pixel image to half its width and half its height. How many pixels does it have now?
  23. 23.🟦 A 4:3 video frame is 570 pixels tall. How many pixels wide is it?
  24. 24.🟦 A 4:3 video frame is 560 pixels wide. How many pixels tall is it?
  25. 25.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
  26. 26.🟦 A 16:9 video frame is 1440 pixels tall. How many pixels wide is it?
  27. 27.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
  28. 28.🟦 An image is 310 pixels wide and 270 pixels tall. How many pixels does it have in all?
  29. 29.🟦 A 16:9 video frame is 450 pixels tall. How many pixels wide is it?
  30. 30.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) exactly the same (c) sharper (d) more colourful
  31. 31.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 4:3 (d) 16:9
  32. 32.🟦 A 16:9 video frame is 320 pixels wide. How many pixels tall is it?
  33. 33.🟦 A 4:3 video frame is 80 pixels wide. How many pixels tall is it?
  34. 34.🟦 An image is 3840 × 2160 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
  35. 35.🟦 A photo is 2000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.Which of these best fits 1:1? (a) a square sticker (b) a classic tablet screen (c) an old-style monitor (d) a landscape video
  37. 37.🟦 A 4:3 video frame is 400 pixels wide. How many pixels tall is it?
  38. 38.Which of these best fits 9:16? (a) a square profile picture (b) an album cover (c) a widescreen TV (d) an upright phone screen
  39. 39.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  40. 40.Which of these best fits 9:16? (a) a widescreen TV (b) a laptop film screen (c) a landscape video (d) a phone story clip

Answer key

  1. 4
  2. 59200
  3. 133000
  4. 9:16
  5. a tiny dot of colour
  6. 990
  7. 4:3
  8. an old-style monitor
  9. a widescreen slide
  10. blocky (pixelated)
  11. 12.5
  12. 3:2
  13. 720
  14. a laptop film screen
  15. 16:9
  16. 1:1
  17. 52800
  18. 9000
  19. 4:3
  20. 1120
  21. 3:2
  22. 3500
  23. 760
  24. 420
  25. 1:1
  26. 2560
  27. 4:3
  28. 83700
  29. 800
  30. squashed or wide
  31. 16:9
  32. 180
  33. 60
  34. 16:9
  35. 2
  36. a square sticker
  37. 300
  38. an upright phone screen
  39. 15
  40. a phone story clip

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