Question

what is the best topic or idea for a physics fair?
it can even be based on current problems like garbage, pollution etc..
no spam plzzzzz

Answer 1

Question:-

what is the best topic or idea for a physics fair?

Explanation:

There are four steps to picking a topic:-

1A. Find an area that interests you

1B. Categorize your topic

1C. Investigate your topic

1D. Narrow your topic

Answer 2

Here are some suggestions: Explain the working of concave and convex lens, explain the working of concave and convex mirror . Explain the particle like and wave like nature of light. Explain how astronomical telescope works , explain how normal telescope works explain the working of transistors, explain the functions of glass fibre , Explain radio active decay ....