Create
0
Log in
Subjects
>
Science
>
Astronomy
What is a heliogragh?
Anonymous
∙
14y ago
Updated: 7/2/2024
A device for transmitting messages by reflecting sunlight.
A device for photographing the sun.
Wiki User
∙
14y ago
Copy
Show More Answers (1)
Add Your Answer
What else can I help you with?
Search
Continue Learning about Astronomy
Related Questions
Trending Questions
Who was the first man to fly in a rocket?
Is there iron in stars?
Does shadows fall to the east in the winter?
Why was francis Scott key able to see the flag so clear?
Why can't you hear sound in space?
What god drove the sun chariot?
Who discovered colors?
Why can people in the US see constellation Canis major only in winter?
Where are mesa's located?
How does the planets distance from the sun affect the length of a day?
What is Liam Payne star sign?
What object exerts the greatest gravitational force within our solar system?
What day did April 13 1951 fall on?
How do satellites gather data?
Why did Apollo happen?
Can the temperature exceed to 100 degrees sun?
Why do all the stars in Orion appear to us on earth as if they were near each other?
What Apollo mission took the first man to the moon?
Why will a rocket work in space when there isn't any air?
If radio waves cannot be reflected from the Sun then how can radar be used to find the distance from the Earth to the Sun?