Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 864 · 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) blocky (pixelated) (b) louder (c) sharper (d) longer
2. 2.🟦 Which aspect ratio best fits a widescreen TV? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
3. 3.🟦 A photo is 6000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
4. 4.🟦 Stretching a photo only sideways makes people look … (a) squashed or wide (b) sharper (c) exactly the same (d) more colourful
5. 5.🟦 An image is 360 pixels wide and 100 pixels tall. How many pixels does it have in all?
6. 6.Which of these best fits 9:16? (a) a landscape video (b) an older TV screen (c) an old-style monitor (d) a tall phone video
7. 7.Which of these best fits 4:3? (a) a widescreen TV (b) a phone story clip (c) an upright phone screen (d) an old-style monitor
8. 8.🟦 An image is 160 × 160 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
9. 9.🟦 A 16:9 video frame is 1260 pixels tall. How many pixels wide is it?
10. 10.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
11. 11.🟦 You shrink a 60 × 140 pixel image to half its width and half its height. How many pixels does it have now?
12. 12.🟦 An image is 1120 × 630 pixels. What is its aspect ratio? (a) 3:2 (b) 16:9 (c) 4:3 (d) 1:1
13. 13.🟦 An image is 230 × 230 pixels. What is its aspect ratio? (a) 4:3 (b) 1:1 (c) 16:9 (d) 3:2
14. 14.🟦 An image is 60 pixels wide and 230 pixels tall. How many pixels does it have in all?
15. 15.🟦 Which aspect ratio best fits a laptop film screen? (a) 1:1 (b) 16:9 (c) 9:16 (d) 4:3
16. 16.🟦 An image is 190 pixels wide and 380 pixels tall. How many pixels does it have in all?
17. 17.🟦 Which aspect ratio best fits a square post? (a) 9:16 (b) 16:9 (c) 1:1 (d) 4:3
18. 18.Which of these best fits 16:9? (a) a widescreen slide (b) an upright phone screen (c) a phone story clip (d) an old-style monitor
19. 19.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
20. 20.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
21. 21.🟦 What is a pixel? (a) a font size (b) a type of paper (c) a tiny dot of colour (d) a sound
22. 22.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
23. 23.🟦 You shrink a 380 × 640 pixel image to half its width and half its height. How many pixels does it have now?
24. 24.🟦 You shrink a 340 × 780 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) a perfect square (b) wider than it is tall (c) round (d) taller than wide
26. 26.🟦 A 16:9 video frame is 1710 pixels tall. How many pixels wide is it?
27. 27.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
28. 28.🟦 An image is 90 × 90 pixels. What is its aspect ratio? (a) 3:2 (b) 4:3 (c) 1:1 (d) 16:9
29. 29.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 3-inch-wide print?
30. 30.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
31. 31.🟦 A 4:3 video frame is 390 pixels tall. How many pixels wide is it?
32. 32.🟦 A photo is 6000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
33. 33.🟦 You shrink a 100 × 200 pixel image to half its width and half its height. How many pixels does it have now?
34. 34.Which of these best fits 9:16? (a) a square sticker (b) an older TV screen (c) a widescreen slide (d) an upright phone screen
35. 35.Which of these best fits 9:16? (a) a widescreen TV (b) a phone story clip (c) a square sticker (d) a landscape video
36. 36.Which of these best fits 4:3? (a) a classic tablet screen (b) a tall phone video (c) a landscape video (d) a square profile picture
37. 37.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the font (d) the paper colour
38. 38.Which of these best fits 16:9? (a) a tall phone video (b) an upright phone screen (c) a square profile picture (d) a landscape video
39. 39.🟦 An image is 250 pixels wide and 310 pixels tall. How many pixels does it have in all?
40. 40.🟦 Which aspect ratio best fits a phone story clip? (a) 9:16 (b) 4:3 (c) 16:9 (d) 1:1

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