← Pixels and image size lesson New set →

Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 824 · 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.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) longer (c) sharper (d) blocky (pixelated)
  2. 2.🟦 Which aspect ratio best fits a classic tablet screen? (a) 9:16 (b) 16:9 (c) 4:3 (d) 1:1
  3. 3.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  4. 4.🟦 A 4:3 video frame is 210 pixels tall. How many pixels wide is it?
  5. 5.🟦 A photo is 2000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  6. 6.🟦 A 16:9 video frame is 360 pixels tall. How many pixels wide is it?
  7. 7.🟦 You shrink a 700 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  8. 8.🟦 You shrink a 200 × 160 pixel image to half its width and half its height. How many pixels does it have now?
  9. 9.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a font size (d) a type of paper
  10. 10.🟦 An image is 110 × 110 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
  11. 11.Which of these best fits 4:3? (a) a classic tablet screen (b) a tall phone video (c) a phone story clip (d) a widescreen slide
  12. 12.Which of these best fits 4:3? (a) an album cover (b) a laptop film screen (c) an older TV screen (d) a widescreen slide
  13. 13.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  14. 14.🟦 An image is 100 pixels wide and 350 pixels tall. How many pixels does it have in all?
  15. 15.Which of these best fits 4:3? (a) a square profile picture (b) a widescreen TV (c) a landscape video (d) an old-style monitor
  16. 16.🟦 You shrink a 720 × 220 pixel image to half its width and half its height. How many pixels does it have now?
  17. 17.🟦 A 16:9 frame is … (a) a perfect square (b) taller than wide (c) round (d) wider than it is tall
  18. 18.🟦 Which aspect ratio best fits a square sticker? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
  19. 19.🟦 An image is 380 pixels wide and 320 pixels tall. How many pixels does it have in all?
  20. 20.🟦 The resolution of an image is … (a) the paper colour (b) the font (c) the number of pixels (d) the file name
  21. 21.🟦 A photo is 4000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  22. 22.🟦 A 4:3 video frame is 720 pixels wide. How many pixels tall is it?
  23. 23.Which of these best fits 16:9? (a) a widescreen slide (b) an old-style monitor (c) a square sticker (d) a phone story clip
  24. 24.🟦 A photo is 4000 × 3500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  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.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
  27. 27.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 4:3 (c) 1:1 (d) 9:16
  28. 28.🟦 You shrink a 420 × 60 pixel image to half its width and half its height. How many pixels does it have now?
  29. 29.Which of these best fits 9:16? (a) a tall phone video (b) a widescreen TV (c) a square sticker (d) an album cover
  30. 30.🟦 A 16:9 video frame is 3200 pixels wide. How many pixels tall is it?
  31. 31.🟦 A photo is 3000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  32. 32.🟦 An image is 360 × 240 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
  33. 33.🟦 A 4:3 video frame is 680 pixels wide. How many pixels tall is it?
  34. 34.🟦 A 16:9 video frame is 480 pixels wide. How many pixels tall is it?
  35. 35.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
  36. 36.Which of these best fits 1:1? (a) a square profile picture (b) a phone story clip (c) an older TV screen (d) a widescreen TV
  37. 37.🟦 Which aspect ratio best fits a square post? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
  38. 38.Which of these best fits 9:16? (a) a square profile picture (b) an album cover (c) a landscape video (d) a phone story clip
  39. 39.🟦 A 16:9 video frame is 810 pixels tall. How many pixels wide is it?
  40. 40.🟦 An image is 400 pixels wide and 260 pixels tall. How many pixels does it have in all?

Answer key

  1. blocky (pixelated)
  2. 4:3
  3. 10
  4. 280
  5. 7
  6. 640
  7. 28000
  8. 8000
  9. a tiny dot of colour
  10. 1:1
  11. a classic tablet screen
  12. an older TV screen
  13. 8
  14. 35000
  15. an old-style monitor
  16. 39600
  17. wider than it is tall
  18. 1:1
  19. 121600
  20. the number of pixels
  21. 6
  22. 540
  23. a widescreen slide
  24. 14
  25. 900
  26. 16:9
  27. 4:3
  28. 6300
  29. a tall phone video
  30. 1800
  31. 12
  32. 3:2
  33. 510
  34. 270
  35. 4
  36. a square profile picture
  37. 1:1
  38. a phone story clip
  39. 1440
  40. 104000

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