Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 212 · 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 9:16? (a) a phone story clip (b) a square post (c) a landscape video (d) a widescreen slide
2. 2.🟦 A 16:9 frame is … (a) a perfect square (b) round (c) taller than wide (d) wider than it is tall
3. 3.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
4. 4.🟦 Which aspect ratio best fits a widescreen slide? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
5. 5.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 16:9 (c) 4:3 (d) 9:16
6. 6.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) more colourful (c) exactly the same (d) sharper
7. 7.🟦 Which aspect ratio best fits a landscape video? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
8. 8.Which of these best fits 4:3? (a) an album cover (b) a square profile picture (c) a classic tablet screen (d) a square post
9. 9.Which of these best fits 16:9? (a) an album cover (b) a classic tablet screen (c) an older TV screen (d) a laptop film screen
10. 10.🟦 You shrink a 600 × 520 pixel image to half its width and half its height. How many pixels does it have now?
11. 11.🟦 An image is 210 × 210 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
12. 12.Which of these best fits 16:9? (a) an upright phone screen (b) an album cover (c) an old-style monitor (d) a widescreen slide
13. 13.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the paper colour (d) the font
14. 14.🟦 A photo is 6000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
15. 15.🟦 Which aspect ratio best fits a tall phone video? (a) 4:3 (b) 9:16 (c) 1:1 (d) 16:9
16. 16.Which of these best fits 4:3? (a) a square sticker (b) an old-style monitor (c) a laptop film screen (d) a widescreen slide
17. 17.Which of these best fits 4:3? (a) a tall phone video (b) an album cover (c) an older TV screen (d) a widescreen TV
18. 18.🟦 What is a pixel? (a) a type of paper (b) a font size (c) a sound (d) a tiny dot of colour
19. 19.🟦 A photo is 4000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
20. 20.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
21. 21.🟦 An image is 150 pixels wide and 270 pixels tall. How many pixels does it have in all?
22. 22.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 4:3 (c) 9:16 (d) 1:1
23. 23.🟦 An image is 390 × 260 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
24. 24.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 4-inch-wide print?
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.🟦 You shrink a 480 × 40 pixel image to half its width and half its height. How many pixels does it have now?
27. 27.🟦 A photo is 2000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
28. 28.🟦 Which aspect ratio best fits a laptop film screen? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1
29. 29.🟦 An image is 110 pixels wide and 330 pixels tall. How many pixels does it have in all?
30. 30.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
31. 31.🟦 A photo is 2000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
32. 32.Which of these best fits 16:9? (a) a square sticker (b) a square post (c) an older TV screen (d) a widescreen TV
33. 33.🟦 Zooming in a lot on a small photo makes it look … (a) louder (b) blocky (pixelated) (c) longer (d) sharper
34. 34.🟦 Which aspect ratio best fits an upright phone screen? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
35. 35.🟦 An image is 720 × 540 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 3:2 (d) 1:1
36. 36.🟦 An image is 90 pixels wide and 270 pixels tall. How many pixels does it have in all?
37. 37.🟦 An image is 20 pixels wide and 350 pixels tall. How many pixels does it have in all?
38. 38.🟦 An image is 20 × 20 pixels. What is its aspect ratio? (a) 16:9 (b) 3:2 (c) 4:3 (d) 1:1
39. 39.🟦 A 4:3 video frame is 440 pixels wide. How many pixels tall is it?
40. 40.🟦 An image is 370 pixels wide and 210 pixels tall. How many pixels does it have in all?

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