Physics Question: Download Questions PDF
How do fireworks turn into shapes like hearts and stars?
Answer:
The fireworks creators have worked many decades to figure these things out. There are several factors. The individual little bursts are wrapped separately. They are then arranged around a core in the shape desired and the propellant charge is placed in the middle. When it goes off it lights the individual bursts and propels them out in the shape desired. In additions to the hearts and stars, a maple leaf is popular in Canada.
Download Physics Interview Questions And Answers
PDF
| Previous Question | Next Question |
| What does gravitational force depend on? | Can a solid and liquid together be possible? |