Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 857 · 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.🟦 Zooming in a lot on a small photo makes it look … (a) sharper (b) longer (c) louder (d) blocky (pixelated)
2. 2.🟦 An image is 350 pixels wide and 20 pixels tall. How many pixels does it have in all?
3. 3.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
4. 4.🟦 An image is 480 × 270 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
5. 5.🟦 You shrink a 120 × 480 pixel image to half its width and half its height. How many pixels does it have now?
6. 6.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
7. 7.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
8. 8.🟦 A 16:9 frame is … (a) round (b) a perfect square (c) wider than it is tall (d) taller than wide
9. 9.🟦 The resolution of an image is … (a) the paper colour (b) the file name (c) the number of pixels (d) the font
10. 10.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 9:16 (c) 16:9 (d) 4:3
11. 11.🟦 Which aspect ratio best fits a classic tablet screen? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
12. 12.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) more colourful (c) sharper (d) squashed or wide
13. 13.🟦 An image is 90 pixels wide and 150 pixels tall. How many pixels does it have in all?
14. 14.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
15. 15.🟦 You shrink a 280 × 560 pixel image to half its width and half its height. How many pixels does it have now?
16. 16.🟦 An image is 3360 × 1890 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 3:2 (d) 1:1
17. 17.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
18. 18.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
19. 19.Which of these best fits 4:3? (a) a widescreen TV (b) an upright phone screen (c) a classic tablet screen (d) an album cover
20. 20.🟦 A 4:3 video frame is 160 pixels wide. How many pixels tall is it?
21. 21.Which of these best fits 1:1? (a) a landscape video (b) an older TV screen (c) a classic tablet screen (d) a square sticker
22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
23. 23.🟦 A photo is 5000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
25. 25.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
26. 26.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
27. 27.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
28. 28.🟦 A 16:9 video frame is 1170 pixels tall. How many pixels wide is it?
29. 29.🟦 An image is 200 pixels wide and 280 pixels tall. How many pixels does it have in all?
30. 30.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 16:9 (c) 9:16 (d) 1:1
31. 31.🟦 You shrink a 440 × 520 pixel image to half its width and half its height. How many pixels does it have now?
32. 32.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
33. 33.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 1:1 (c) 4:3 (d) 9:16
34. 34.🟦 An image is 660 × 440 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
35. 35.🟦 You shrink a 180 × 160 pixel image to half its width and half its height. How many pixels does it have now?
36. 36.🟦 An image is 200 × 200 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 4:3 (d) 3:2
37. 37.🟦 A 4:3 video frame is 800 pixels wide. How many pixels tall is it?
38. 38.🟦 Which aspect ratio best fits a laptop film screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
39. 39.Which of these best fits 16:9? (a) an album cover (b) a tall phone video (c) a widescreen TV (d) an upright phone screen
40. 40.🟦 An image is 280 pixels wide and 50 pixels tall. How many pixels does it have in all?

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