naleyah
naleyah
25.08.2021 • 
Biology

Which of the following is the only safe way to observe the Sun without the use of a telescope and a solar filter? Indirectly by projecting the image onto a surface.
Directly while wearing your sunglasses.
Directly with your naked eye as long as you don’t look at it too long.
Directly through a magnifying glass.

Solved
Show answers

Ask an AI advisor a question