Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 236 · 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 older TV screen (b) a square sticker (c) an upright phone screen (d) a phone story clip
2. 2.🟦 An image is 390 × 260 pixels. What is its aspect ratio? (a) 16:9 (b) 4:3 (c) 1:1 (d) 3:2
3. 3.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
4. 4.🟦 A 16:9 video frame is 1120 pixels wide. How many pixels tall is it?
5. 5.🟦 An image is 70 × 70 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 16:9 (d) 4:3
6. 6.Which of these best fits 1:1? (a) a widescreen TV (b) a landscape video (c) a classic tablet screen (d) an album cover
7. 7.Which of these best fits 9:16? (a) an old-style monitor (b) a landscape video (c) a phone story clip (d) a square sticker
8. 8.🟦 A 16:9 video frame is 720 pixels tall. How many pixels wide is it?
9. 9.🟦 You shrink a 780 × 60 pixel image to half its width and half its height. How many pixels does it have now?
10. 10.🟦 You shrink a 420 × 120 pixel image to half its width and half its height. How many pixels does it have now?
11. 11.Which of these best fits 16:9? (a) a classic tablet screen (b) a square sticker (c) a landscape video (d) an upright phone screen
12. 12.Which of these best fits 1:1? (a) a phone story clip (b) a classic tablet screen (c) a square profile picture (d) a tall phone video
13. 13.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) squashed or wide (c) more colourful (d) sharper
14. 14.🟦 You shrink a 100 × 780 pixel image to half its width and half its height. How many pixels does it have now?
15. 15.🟦 Which aspect ratio best fits a landscape video? (a) 4:3 (b) 1:1 (c) 9:16 (d) 16:9
16. 16.🟦 You shrink a 640 × 700 pixel image to half its width and half its height. How many pixels does it have now?
17. 17.🟦 Which aspect ratio best fits a widescreen TV? (a) 16:9 (b) 9:16 (c) 1:1 (d) 4:3
18. 18.Which of these best fits 16:9? (a) a tall phone video (b) a square post (c) a square sticker (d) a widescreen slide
19. 19.🟦 A photo is 4000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
20. 20.🟦 An image is 360 pixels wide and 110 pixels tall. How many pixels does it have in all?
21. 21.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 2-inch-wide print?
22. 22.🟦 An image is 180 × 120 pixels. What is its aspect ratio? (a) 1:1 (b) 16:9 (c) 3:2 (d) 4:3
23. 23.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 9-inch-wide print?
24. 24.🟦 Which aspect ratio best fits a widescreen slide? (a) 16:9 (b) 9:16 (c) 4:3 (d) 1:1
25. 25.🟦 An image is 30 pixels wide and 360 pixels tall. How many pixels does it have in all?
26. 26.Which of these best fits 16:9? (a) a widescreen TV (b) a square profile picture (c) an album cover (d) a tall phone video
27. 27.🟦 What is a pixel? (a) a font size (b) a sound (c) a tiny dot of colour (d) a type of paper
28. 28.🟦 A 16:9 frame is … (a) wider than it is tall (b) a perfect square (c) round (d) taller than wide
29. 29.🟦 The resolution of an image is … (a) the number of pixels (b) the file name (c) the font (d) the paper colour
30. 30.🟦 An image is 150 pixels wide and 350 pixels tall. How many pixels does it have in all?
31. 31.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 11-inch-wide print?
32. 32.🟦 To print sharply at 150 pixels per inch, how many pixels wide must a photo be for a 10-inch-wide print?
33. 33.🟦 Which aspect ratio best fits an album cover? (a) 9:16 (b) 1:1 (c) 4:3 (d) 16:9
34. 34.🟦 An image is 920 × 690 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
35. 35.🟦 Zooming in a lot on a small photo makes it look … (a) longer (b) sharper (c) louder (d) blocky (pixelated)
36. 36.🟦 An image is 40 pixels wide and 210 pixels tall. How many pixels does it have in all?
37. 37.🟦 Which aspect ratio best fits a square profile picture? (a) 1:1 (b) 4:3 (c) 9:16 (d) 16:9
38. 38.🟦 A 4:3 video frame is 480 pixels tall. How many pixels wide is it?
39. 39.Which of these best fits 9:16? (a) a widescreen TV (b) a classic tablet screen (c) an upright phone screen (d) a square profile picture
40. 40.🟦 A 4:3 video frame is 630 pixels tall. How many pixels wide is it?

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