Graphic Design Worksheet: Pixels and Image Size

Animation and design lesson 14: Pixels and image size · Set 242 · 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.🟦 The resolution of an image is … (a) the file name (b) the font (c) the number of pixels (d) the paper colour
2. 2.🟦 A 16:9 video frame is 1280 pixels wide. How many pixels tall is it?
3. 3.Which of these best fits 16:9? (a) a widescreen TV (b) a square sticker (c) a phone story clip (d) a square profile picture
4. 4.🟦 A photo is 1000 × 1500 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
5. 5.🟦 A 16:9 video frame is 2720 pixels wide. How many pixels tall is it?
6. 6.🟦 You shrink a 700 × 740 pixel image to half its width and half its height. How many pixels does it have now?
7. 7.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for an 8-inch-wide print?
8. 8.🟦 An image is 190 × 190 pixels. What is its aspect ratio? (a) 4:3 (b) 16:9 (c) 1:1 (d) 3:2
9. 9.Which of these best fits 4:3? (a) a tall phone video (b) a square post (c) an older TV screen (d) a landscape video
10. 10.Which of these best fits 16:9? (a) a landscape video (b) a square post (c) an older TV screen (d) an album cover
11. 11.🟦 What is a pixel? (a) a tiny dot of colour (b) a sound (c) a type of paper (d) a font size
12. 12.🟦 Which aspect ratio best fits a square sticker? (a) 16:9 (b) 1:1 (c) 9:16 (d) 4:3
13. 13.🟦 An image is 30 × 30 pixels. What is its aspect ratio? (a) 4:3 (b) 3:2 (c) 1:1 (d) 16:9
14. 14.🟦 An image is 30 pixels wide and 100 pixels tall. How many pixels does it have in all?
15. 15.🟦 An image is 240 × 160 pixels. What is its aspect ratio? (a) 1:1 (b) 3:2 (c) 4:3 (d) 16:9
16. 16.🟦 Stretching a photo only sideways makes people look … (a) exactly the same (b) squashed or wide (c) sharper (d) more colourful
17. 17.🟦 A photo is 3000 × 4000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
18. 18.Which of these best fits 9:16? (a) a laptop film screen (b) a widescreen slide (c) a square sticker (d) a phone story clip
19. 19.Which of these best fits 1:1? (a) a laptop film screen (b) a widescreen TV (c) a square post (d) an old-style monitor
20. 20.🟦 An image is 300 pixels wide and 290 pixels tall. How many pixels does it have in all?
21. 21.🟦 A 16:9 frame is … (a) taller than wide (b) wider than it is tall (c) a perfect square (d) round
22. 22.🟦 Which aspect ratio best fits a square post? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
23. 23.🟦 Which aspect ratio best fits an album cover? (a) 4:3 (b) 1:1 (c) 16:9 (d) 9:16
24. 24.🟦 A photo is 2000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
25. 25.🟦 A 16:9 video frame is 2070 pixels tall. How many pixels wide is it?
26. 26.🟦 A photo is 2000 × 3000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
27. 27.🟦 An image is 160 × 90 pixels. What is its aspect ratio? (a) 1:1 (b) 4:3 (c) 16:9 (d) 3:2
28. 28.🟦 To print sharply at 300 pixels per inch, how many pixels wide must a photo be for a 7-inch-wide print?
29. 29.🟦 You shrink a 580 × 420 pixel image to half its width and half its height. How many pixels does it have now?
30. 30.🟦 An image is 120 pixels wide and 380 pixels tall. How many pixels does it have in all?
31. 31.🟦 A photo is 6000 × 1000 pixels. How many megapixels is that (1 megapixel = 1000000 pixels)? =
32. 32.🟦 An image is 390 pixels wide and 340 pixels tall. How many pixels does it have in all?
33. 33.🟦 An image is 360 pixels wide and 140 pixels tall. How many pixels does it have in all?
34. 34.Which of these best fits 9:16? (a) an album cover (b) a classic tablet screen (c) an upright phone screen (d) a widescreen TV
35. 35.🟦 An image is 210 pixels wide and 160 pixels tall. How many pixels does it have in all?
36. 36.Which of these best fits 16:9? (a) an upright phone screen (b) a square post (c) a classic tablet screen (d) a laptop film screen
37. 37.🟦 You shrink a 740 × 320 pixel image to half its width and half its height. How many pixels does it have now?
38. 38.🟦 An image is 370 pixels wide and 70 pixels tall. How many pixels does it have in all?
39. 39.🟦 An image is 360 pixels wide and 50 pixels tall. How many pixels does it have in all?
40. 40.Which of these best fits 4:3? (a) an upright phone screen (b) an old-style monitor (c) a tall phone video (d) an album cover

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