When visiting a cave, it is important not to take any formations in the cave because : C) They took thousands of years to form, and should be left so others can enjoy them too. <span>Cavers care about the preservation of these beautiful caves and embrace the motto which they even revised to be cavern friendly :</span><span> “Take nothing but pictures, kill nothing but time, and leave nothing – not even footprints.”</span>
Answer: TRUE.
Explanation: "Glory" is an optical phenomenon caused by water droplets, consisting of concentric rings and somewhat similar to a rainbow.
The glory consists of one or more concentric, successively dimmer rings, each of which is red on the outside and bluish towards the centre.
In order to see a glory, therefore, the clouds or fog causing it must be located below the observer, in a straight line with the Sun/Moon and the observer's eye.
Colored rings appearing surrounding the shadow of an aircraft flying above a cloud is sometimes called The Glory of the Pilot.
Answer:
A. Primary Economic Activities
Explanation: