Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 795 · 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 of these best fits 4:3? (a) an album cover (b) an old-style monitor (c) a square sticker (d) a laptop film screen
2. 2.🟦 You shrink a 520 × 300 pixel image to half its width and half its height. How many pixels does it have now?
3. 3.🟦 Which aspect ratio best fits a widescreen slide? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
4. 4.🟦 Which aspect ratio best fits an older TV screen? (a) 9:16 (b) 1:1 (c) 16:9 (d) 4:3
5. 5.🟦 An image is 90 pixels wide and 30 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 widescreen slide (d) a phone story clip
7. 7.🟦 Which aspect ratio best fits an upright phone screen? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
8. 8.🟦 Which aspect ratio best fits a square post? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
9. 9.🟦 An image is 190 × 190 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
10. 10.🟦 What is a pixel? (a) a sound (b) a tiny dot of colour (c) a font size (d) a type of paper
11. 11.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) sharper (c) squashed or wide (d) more colourful
12. 12.Which of these best fits 16:9? (a) a widescreen TV (b) an upright phone screen (c) a phone story clip (d) a tall phone video
13. 13.🟦 You shrink a 760 × 480 pixel image to half its width and half its height. How many pixels does it have now?
14. 14.🟦 An image is 540 × 360 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
15. 15.🟦 A 4:3 video frame is 690 pixels tall. How many pixels wide is it?
16. 16.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
17. 17.🟦 An image is 60 × 60 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
18. 18.🟦 You shrink a 600 × 240 pixel image to half its width and half its height. How many pixels does it have now?
19. 19.🟦 An image is 2720 × 1530 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
20. 20.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
21. 21.🟦 A 4:3 video frame is 120 pixels wide. How many pixels tall is it?
22. 22.🟦 An image is 360 pixels wide and 220 pixels tall. How many pixels does it have in all?
23. 23.🟦 An image is 30 pixels wide and 130 pixels tall. How many pixels does it have in all?
24. 24.🟦 You shrink a 440 × 740 pixel image to half its width and half its height. How many pixels does it have now?
25. 25.🟦 A 16:9 frame is … (a) taller than wide (b) round (c) wider than it is tall (d) a perfect square
26. 26.🟦 Which aspect ratio best fits a square profile picture? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
27. 27.🟦 The resolution of an image is … (a) the font (b) the file name (c) the paper colour (d) the number of pixels
28. 28.🟦 A photo is 1000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
29. 29.🟦 An image is 50 pixels wide and 110 pixels tall. How many pixels does it have in all?
30. 30.🟦 You shrink a 340 × 100 pixel image to half its width and half its height. How many pixels does it have now?
31. 31.🟦 An image is 80 × 80 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 3:2 (d) 16:9
32. 32.Which of these best fits 1:1? (a) a phone story clip (b) a square post (c) a widescreen slide (d) an older TV screen
33. 33.🟦 Which aspect ratio best fits a classic tablet screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
34. 34.🟦 Which aspect ratio best fits a landscape video? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
35. 35.Which of these best fits 1:1? (a) an old-style monitor (b) a phone story clip (c) an older TV screen (d) a square sticker
36. 36.🟦 A photo is 2000 × 2000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
37. 37.🟦 An image is 180 × 180 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
38. 38.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
39. 39.Which of these best fits 4:3? (a) a classic tablet screen (b) a square post (c) a tall phone video (d) a phone story clip
40. 40.🟦 An image is 760 × 570 pixels. What is its aspect ratio? (a) 16:9 (b) 1:1 (c) 4:3 (d) 3:2

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