In order to view the sun, the most suitable instrument to...
In order to view the sun, the most suitable instrument to use is?
helioscope
telescope
stroboscope
sun meter
Correct answer is A
A helioscope is an instrument used for observing the sun and sunspots.
The helioscope was first used by Benedetto Castelli and refined by Galileo Galilei.
Which of the following explains the concave meniscus of water in a glass tube? ...
In which of the following states of matter do the molecules vibrate about their mean positions? ...
Which statement is a correct consequence of the uncertainly principle? ...
A ball of mass 5.0kg hits a smooth vertical wall normally with a speed of 2ms−1. Determine th...
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