WONDER #446: What Is High Definition?

Question 1 of 3

Standard definition features how many lines of resolution?

  1. 480
  2. 720
  3. 1080
  4. 360

Question 2 of 3

High definition televisions have vertical display resolutions of how many lines?

  1. 100 or 480 lines
  2. 480 or 720 lines
  3. 720 or 1,080 lines
  4. 1,780 or 2,000 lines

Question 3 of 3

To watch high-definition video, you need what two items?

  1. a high definition source and a high definition monitor
  2. a high definition image and a standard television
  3. a video game console and a video tape
  4. the Internet and a TV

Check your answers online at https://wonderopolis.org/index.php/wonder/what-is-high-definition.