Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 847 · 40 questions

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.

1. 1.🟦 The resolution of an image is … (a) the font (b) the number of pixels (c) the file name (d) the paper colour
2. 2.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
3. 3.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
4. 4.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
5. 5.🟦 An image is 30 pixels wide and 310 pixels tall. How many pixels does it have in all?
6. 6.Which of these best fits 9:16? (a) a square profile picture (b) a widescreen TV (c) a laptop film screen (d) a tall phone video
7. 7.🟦 An image is 80 × 60 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
8. 8.🟦 Which aspect ratio best fits an older TV screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
9. 9.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) louder (c) longer (d) blocky (pixelated)
10. 10.🟦 An image is 280 × 210 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
11. 11.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
12. 12.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
13. 13.🟦 A 16:9 video frame is 3360 pixels wide. How many pixels tall is it?
14. 14.🟦 An image is 80 pixels wide and 40 pixels tall. How many pixels does it have in all?
15. 15.Which of these best fits 4:3? (a) a landscape video (b) an upright phone screen (c) a tall phone video (d) a classic tablet screen
16. 16.🟦 An image is 400 × 300 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 16:9 (d) 1:1
17. 17.Which of these best fits 1:1? (a) a landscape video (b) a widescreen slide (c) a square post (d) a classic tablet screen
18. 18.🟦 A 4:3 video frame is 60 pixels tall. How many pixels wide is it?
19. 19.Which of these best fits 16:9? (a) a laptop film screen (b) a square sticker (c) an older TV screen (d) a tall phone video
20. 20.🟦 A 16:9 frame is … (a) wider than it is tall (b) taller than wide (c) round (d) a perfect square
21. 21.🟦 You shrink a 500 × 800 pixel image to half its width and half its height. How many pixels does it have now?
22. 22.Which of these best fits 16:9? (a) a square post (b) an old-style monitor (c) a phone story clip (d) a landscape video
23. 23.🟦 A 16:9 video frame is 1350 pixels tall. How many pixels wide is it?
24. 24.Which of these best fits 4:3? (a) a laptop film screen (b) a square profile picture (c) an old-style monitor (d) a square sticker
25. 25.🟦 You shrink a 560 × 720 pixel image to half its width and half its height. How many pixels does it have now?
26. 26.🟦 An image is 3200 × 1800 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 16:9 (d) 1:1
27. 27.Which of these best fits 16:9? (a) a square profile picture (b) an older TV screen (c) a phone story clip (d) a widescreen slide
28. 28.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
29. 29.Which of these best fits 1:1? (a) an album cover (b) a laptop film screen (c) a landscape video (d) an upright phone screen
30. 30.🟦 You shrink a 200 × 440 pixel image to half its width and half its height. How many pixels does it have now?
31. 31.🟦 What is a pixel? (a) a tiny dot of colour (b) a type of paper (c) a sound (d) a font size
32. 32.Which of these best fits 9:16? (a) a widescreen slide (b) a phone story clip (c) an album cover (d) a square profile picture
33. 33.🟦 An image is 150 × 100 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
34. 34.🟦 An image is 160 × 160 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 3:2 (d) 4:3
35. 35.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
36. 36.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
37. 37.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
38. 38.🟦 An image is 190 pixels wide and 20 pixels tall. How many pixels does it have in all?
39. 39.🟦 An image is 100 pixels wide and 190 pixels tall. How many pixels does it have in all?
40. 40.Which of these best fits 1:1? (a) a landscape video (b) a tall phone video (c) a widescreen TV (d) a square profile picture

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