Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 592 · 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.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 9:16 (c) 16:9 (d) 1:1
2. 2.🟦 A 16:9 frame is … (a) a perfect square (b) taller than wide (c) round (d) wider than it is tall
3. 3.🟦 You shrink a 220 × 560 pixel image to half its width and half its height. How many pixels does it have now?
4. 4.Which of these best fits 1:1? (a) an older TV screen (b) a square sticker (c) an old-style monitor (d) a widescreen TV
5. 5.🟦 An image is 2560 × 1440 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
6. 6.🟦 A 4:3 video frame is 300 pixels tall. How many pixels wide is it?
7. 7.Which of these best fits 9:16? (a) a laptop film screen (b) an older TV screen (c) a widescreen slide (d) a tall phone video
8. 8.🟦 An image is 140 pixels wide and 60 pixels tall. How many pixels does it have in all?
9. 9.🟦 Stretching a photo only sideways makes people look … (a) sharper (b) squashed or wide (c) exactly the same (d) more colourful
10. 10.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
11. 11.🟦 An image is 70 pixels wide and 140 pixels tall. How many pixels does it have in all?
12. 12.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) sharper (c) blocky (pixelated) (d) longer
13. 13.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
14. 14.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 9:16 (c) 4:3 (d) 16:9
15. 15.Which of these best fits 4:3? (a) a laptop film screen (b) a classic tablet screen (c) a square sticker (d) an album cover
16. 16.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
17. 17.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
18. 18.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
19. 19.Which of these best fits 1:1? (a) a widescreen TV (b) an upright phone screen (c) a landscape video (d) a square post
20. 20.🟦 An image is 350 pixels wide and 150 pixels tall. How many pixels does it have in all?
21. 21.🟦 Which aspect ratio best fits a widescreen TV? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
22. 22.🟦 You shrink a 560 × 300 pixel image to half its width and half its height. How many pixels does it have now?
23. 23.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
24. 24.🟦 You shrink a 200 × 100 pixel image to half its width and half its height. How many pixels does it have now?
25. 25.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 5-inch-wide print?
26. 26.🟦 Which aspect ratio best fits a classic tablet screen? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
27. 27.🟦 An image is 400 pixels wide and 150 pixels tall. How many pixels does it have in all?
28. 28.🟦 An image is 130 pixels wide and 250 pixels tall. How many pixels does it have in all?
29. 29.Which of these best fits 9:16? (a) a square sticker (b) an older TV screen (c) an upright phone screen (d) a classic tablet screen
30. 30.🟦 Which aspect ratio best fits a phone story clip? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
31. 31.🟦 An image is 120 × 90 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
32. 32.🟦 A 16:9 video frame is 360 pixels tall. How many pixels wide is it?
33. 33.🟦 A 16:9 video frame is 320 pixels wide. How many pixels tall is it?
34. 34.🟦 The resolution of an image is … (a) the paper colour (b) the file name (c) the number of pixels (d) the font
35. 35.🟦 A photo is 5000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
36. 36.🟦 An image is 130 pixels wide and 280 pixels tall. How many pixels does it have in all?
37. 37.🟦 You shrink a 480 × 680 pixel image to half its width and half its height. How many pixels does it have now?
38. 38.🟦 Which aspect ratio best fits a square post? (a) 9:16 (b) 4:3 (c) 1:1 (d) 16:9
39. 39.🟦 An image is 170 pixels wide and 300 pixels tall. How many pixels does it have in all?
40. 40.🟦 You shrink a 220 × 140 pixel image to half its width and half its height. How many pixels does it have now?

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