← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 615 · 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 a tall phone video? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
  2. 2.🟦 An image is 640 × 360 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 1:1 (d) 4:3
  3. 3.🟦 An image is 320 × 240 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
  4. 4.Which of these best fits 1:1? (a) an older TV screen (b) a phone story clip (c) a tall phone video (d) a square profile picture
  5. 5.🟦 An image is 60 pixels wide and 250 pixels tall. How many pixels does it have in all?
  6. 6.🟦 A 16:9 video frame is 1440 pixels wide. How many pixels tall is it?
  7. 7.🟦 An image is 270 pixels wide and 280 pixels tall. How many pixels does it have in all?
  8. 8.Which of these best fits 4:3? (a) a landscape video (b) a phone story clip (c) an album cover (d) an old-style monitor
  9. 9.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  10. 10.🟦 What is a pixel? (a) a tiny dot of colour (b) a font size (c) a sound (d) a type of paper
  11. 11.🟦 You shrink a 780 × 500 pixel image to half its width and half its height. How many pixels does it have now?
  12. 12.🟦 A 16:9 frame is … (a) wider than it is tall (b) round (c) taller than wide (d) a perfect square
  13. 13.Which of these best fits 4:3? (a) a landscape video (b) a tall phone video (c) a widescreen TV (d) a classic tablet screen
  14. 14.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
  15. 15.🟦 Which aspect ratio best fits a classic tablet screen? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  16. 16.🟦 Stretching a photo only sideways makes people look … (a) sharper (b) exactly the same (c) more colourful (d) squashed or wide
  17. 17.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
  18. 18.🟦 Zooming in a lot on a small photo makes it look … (a) blocky (pixelated) (b) louder (c) longer (d) sharper
  19. 19.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  20. 20.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
  21. 21.🟦 Which aspect ratio best fits a laptop film screen? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
  22. 22.🟦 A 4:3 video frame is 320 pixels wide. How many pixels tall is it?
  23. 23.🟦 Which aspect ratio best fits an old-style monitor? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
  24. 24.🟦 Which aspect ratio best fits a square profile picture? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
  25. 25.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
  26. 26.🟦 A photo is 6000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  27. 27.🟦 A photo is 5000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  28. 28.🟦 A 4:3 video frame is 480 pixels tall. How many pixels wide is it?
  29. 29.🟦 A 16:9 video frame is 800 pixels wide. How many pixels tall is it?
  30. 30.Which of these best fits 9:16? (a) a landscape video (b) a phone story clip (c) a laptop film screen (d) a widescreen slide
  31. 31.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
  32. 32.Which of these best fits 16:9? (a) a square profile picture (b) a square sticker (c) a phone story clip (d) a landscape video
  33. 33.Which of these best fits 16:9? (a) a tall phone video (b) a square sticker (c) a widescreen TV (d) an older TV screen
  34. 34.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
  35. 35.🟦 An image is 100 × 100 pixels. What is its aspect ratio? (a) 3:2 (b) 1:1 (c) 16:9 (d) 4:3
  36. 36.🟦 A 16:9 video frame is 720 pixels tall. How many pixels wide is it?
  37. 37.Which of these best fits 16:9? (a) a tall phone video (b) an album cover (c) an old-style monitor (d) a widescreen slide
  38. 38.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  39. 39.🟦 An image is 30 × 30 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
  40. 40.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =

Answer key

  1. 9:16
  2. 16:9
  3. 4:3
  4. a square profile picture
  5. 15000
  6. 810
  7. 75600
  8. an old-style monitor
  9. 7
  10. a tiny dot of colour
  11. 97500
  12. wider than it is tall
  13. a classic tablet screen
  14. 1200
  15. 4:3
  16. squashed or wide
  17. 1500
  18. blocky (pixelated)
  19. 1650
  20. 920
  21. 16:9
  22. 240
  23. 4:3
  24. 1:1
  25. 900
  26. 21
  27. 15
  28. 640
  29. 450
  30. a phone story clip
  31. 9:16
  32. a landscape video
  33. a widescreen TV
  34. 3300
  35. 1:1
  36. 1280
  37. a widescreen slide
  38. 16:9
  39. 1:1
  40. 9

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